tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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commit 21d3e8ab8b61715ddd39ac04c62a846fa79deddd
parent 69e17dbe6e52b95e8aa18caaa343febf5979a92d
Author: agoloman <agoloman@mozilla.com>
Date:   Tue, 30 Sep 2025 17:41:44 +0300

Revert "Bug 1991521 - Check argument length in LowerRustArgs, r=markh" for causing build bustages @GeneratedScaffolding.cpp.

This reverts commit 969c281bd6665d7a23be510861c38868be2ca775.

Diffstat:

Mtoolkit/components/uniffi-bindgen-gecko-js/src/templates/cpp/ScaffoldingCalls.cpp | 6------


Mtoolkit/components/uniffi-js/GeneratedScaffolding.cpp | 680-------------------------------------------------------------------------------


2 files changed, 0 insertions(+), 686 deletions(-)

diff --git a/toolkit/components/uniffi-bindgen-gecko-js/src/templates/cpp/ScaffoldingCalls.cpp b/toolkit/components/uniffi-bindgen-gecko-js/src/templates/cpp/ScaffoldingCalls.cpp
@@ -24,12 +24,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    {%- if !scaffolding_call.arguments.is_empty() %}
-    if (aArgs.Length() < {{ scaffolding_call.arguments.len() }}) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for {{ scaffolding_call.ffi_func.name.0 }} (expected: {{ scaffolding_call.arguments.len() }}, actual: %ld)", aArgs.Length()));
-      return;
-    }
-    {%- endif %}
     {%- for arg in scaffolding_call.arguments %}
     {%- if arg.receiver %}
     {{ arg.field_name }}.LowerReciever(aArgs[{{ loop.index0 }}], aError);
diff --git a/toolkit/components/uniffi-js/GeneratedScaffolding.cpp b/toolkit/components/uniffi-js/GeneratedScaffolding.cpp
@@ -3713,10 +3713,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 4) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_context_id_fn_constructor_contextidcomponent_new (expected: 4, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInitContextId.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3764,10 +3760,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_context_id_fn_method_contextidcomponent_force_rotation (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3795,10 +3787,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_context_id_fn_method_contextidcomponent_request (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3836,10 +3824,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_context_id_fn_method_contextidcomponent_unset_callback (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3894,10 +3878,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_filter_adult_fn_method_filteradultcomponent_contains (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3937,10 +3917,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_func_score (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInterestVector.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -3980,10 +3956,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_constructor_relevancystore_new (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mDbPath.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4023,10 +3995,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_bandit_init (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4065,10 +4033,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_bandit_select (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4114,10 +4078,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 4) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_bandit_update (expected: 4, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4158,10 +4118,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_close (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4187,10 +4143,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_ensure_interest_data_populated (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4219,10 +4171,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_get_bandit_data (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4267,10 +4215,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_ingest (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4308,10 +4252,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_interrupt (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4338,10 +4278,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_relevancy_fn_method_relevancystore_user_interest_vector (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4375,10 +4311,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_constructor_remotesettings_new (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mRemoteSettingsConfig.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4413,10 +4345,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettings_download_attachment_to_path (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4453,10 +4381,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettings_get_records (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4491,10 +4415,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettings_get_records_since (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4533,10 +4453,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_collection_name (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4571,10 +4487,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_get_attachment (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4614,10 +4526,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_get_records (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4657,10 +4565,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_get_records_map (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4698,10 +4602,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_shutdown (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4727,10 +4627,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsclient_sync (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4758,10 +4654,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_constructor_remotesettingsservice_new (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mStorageDir.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4801,10 +4693,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsservice_make_client (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4843,10 +4731,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsservice_sync (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4880,10 +4764,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_remote_settings_fn_method_remotesettingsservice_update_config (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4941,10 +4821,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_search_fn_method_searchengineselector_clear_search_config (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -4972,10 +4848,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_search_fn_method_searchengineselector_filter_engine_configuration (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5014,10 +4886,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_search_fn_method_searchengineselector_set_config_overrides (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5049,10 +4917,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_search_fn_method_searchengineselector_set_search_config (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5085,10 +4949,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_search_fn_method_searchengineselector_use_remote_settings_server (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5126,10 +4986,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_func_raw_suggestion_url_matches (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mRawUrl.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5169,10 +5025,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_constructor_suggeststore_new (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mPath.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5211,10 +5063,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_any_dismissed_suggestions (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5247,10 +5095,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_clear (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5276,10 +5120,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_clear_dismissed_suggestions (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5306,10 +5146,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_dismiss_by_key (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5341,10 +5177,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_dismiss_by_suggestion (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5376,10 +5208,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_dismiss_suggestion (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5412,10 +5240,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_fetch_geoname_alternates (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5457,10 +5281,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 4) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_fetch_geonames (expected: 4, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5509,10 +5329,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_fetch_global_config (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5547,10 +5363,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_fetch_provider_config (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5590,10 +5402,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_ingest (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5632,10 +5440,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_interrupt (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5668,10 +5472,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_is_dismissed_by_key (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5711,10 +5511,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_is_dismissed_by_suggestion (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5754,10 +5550,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_query (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5797,10 +5589,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststore_query_with_metrics (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5866,10 +5654,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_build (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5904,10 +5688,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_cache_path (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5947,10 +5727,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_data_path (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -5991,10 +5767,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_load_extension (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6039,10 +5811,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_remote_settings_bucket_name (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6082,10 +5850,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_remote_settings_server (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6125,10 +5889,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_suggest_fn_method_suggeststorebuilder_remote_settings_service (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6169,10 +5929,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_remotecommandstore_add_remote_command (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6219,10 +5975,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 4) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_remotecommandstore_add_remote_command_at (expected: 4, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6271,10 +6023,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_remotecommandstore_get_unsent_commands (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6310,10 +6058,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_remotecommandstore_remove_remote_command (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6358,10 +6102,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_remotecommandstore_set_pending_command_sent (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6400,10 +6140,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_apply (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6438,10 +6174,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_ensure_current_sync_id (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6480,10 +6212,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_last_sync (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6517,10 +6245,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_prepare_for_sync (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6551,10 +6275,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_reset (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6581,10 +6301,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_reset_sync_id (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6618,10 +6334,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_set_last_sync (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6654,10 +6366,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_set_uploaded (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6694,10 +6402,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_store_incoming (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6728,10 +6432,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_sync_finished (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6758,10 +6458,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_sync_id (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6794,10 +6490,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_sync_started (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6823,10 +6515,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsbridgedengine_wipe (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6853,10 +6541,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_constructor_tabsstore_new (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mPath.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6890,10 +6574,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_bridged_engine (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6926,10 +6606,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_close_connection (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6956,10 +6632,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_get_all (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -6993,10 +6665,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_new_remote_command_store (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7029,10 +6697,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_register_with_sync_manager (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7059,10 +6723,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tabs_fn_method_tabsstore_set_local_tabs (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7095,10 +6755,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tracing_support_fn_func_register_event_sink (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTarget.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7135,10 +6791,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tracing_support_fn_func_register_min_level_event_sink (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mLevel.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7169,10 +6821,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_tracing_support_fn_func_unregister_event_sink (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTarget.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7236,10 +6884,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_viaduct_fn_func_init_backend (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mBackend.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7319,10 +6963,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_apply (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7357,10 +6997,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_ensure_current_sync_id (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7399,10 +7035,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_last_sync (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7436,10 +7068,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_prepare_for_sync (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7470,10 +7098,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_reset (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7500,10 +7124,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_reset_sync_id (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7537,10 +7157,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_set_last_sync (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7573,10 +7189,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_set_uploaded (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7613,10 +7225,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_store_incoming (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7647,10 +7255,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_sync_finished (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7677,10 +7281,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_sync_id (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7713,10 +7313,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_sync_started (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7742,10 +7338,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragebridgedengine_wipe (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7772,10 +7364,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_constructor_webextstoragestore_new (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mPath.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7809,10 +7397,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_bridged_engine (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7847,10 +7431,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_clear (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7888,10 +7468,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_close (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7920,10 +7496,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_get (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -7969,10 +7541,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_get_bytes_in_use (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8017,10 +7585,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_get_keys (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8059,10 +7623,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_get_synced_changes (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8098,10 +7658,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_remove (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8147,10 +7703,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 3) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_webext_storage_fn_method_webextstoragestore_set (expected: 3, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8798,10 +8350,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_clone_interface (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8835,10 +8383,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_create_async_test_trait_interface (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mValue.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8872,10 +8416,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_create_test_trait_interface (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mValue.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8909,10 +8449,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_func_with_default (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mArg.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8945,10 +8481,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_func_with_error (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInput.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -8974,10 +8506,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_func_with_flat_error (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInput.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9004,10 +8532,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_func_with_multi_word_arg (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTheArgument.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9392,10 +8916,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_callback_interface_get_value (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCbi.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9428,10 +8948,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_callback_interface_noop (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCbi.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9458,10 +8974,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_callback_interface_set_value (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCbi.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9494,10 +9006,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_callback_interface_throw_if_equal (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCbi.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9536,10 +9044,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_trait_interface_get_value (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9572,10 +9076,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_trait_interface_noop (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9602,10 +9102,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_trait_interface_set_value (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9638,10 +9134,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_invoke_test_trait_interface_throw_if_equal (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9680,10 +9172,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_bool (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9717,10 +9205,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_complex_compound (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9754,10 +9238,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_complex_enum (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mEn.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9791,10 +9271,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_complex_rec (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mRec.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9828,10 +9304,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_custom_type (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mHandle.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9865,10 +9337,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_enum_no_data (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mEn.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9902,10 +9370,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_enum_with_data (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mEn.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9939,10 +9403,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_f32 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -9976,10 +9436,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_f64 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10013,10 +9469,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_hash_map (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10050,10 +9502,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_i16 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10087,10 +9535,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_i32 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10124,10 +9568,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_i64 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10161,10 +9601,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_i8 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10198,10 +9634,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_option (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10235,10 +9667,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_simple_rec (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mRec.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10272,10 +9700,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_string (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10309,10 +9733,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_time_interval_ms (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTime.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10346,10 +9766,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_time_interval_sec_dbl (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTime.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10383,10 +9799,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_time_interval_sec_flt (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mTime.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10420,10 +9832,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_u16 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10457,10 +9865,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_u32 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10494,10 +9898,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_u64 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10531,10 +9931,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_u8 (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10568,10 +9964,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_url (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUrl.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10605,10 +9997,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_roundtrip_vec (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10652,10 +10040,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 11) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_sum_with_many_types (expected: 11, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mA.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10739,10 +10123,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_func_swap_test_interfaces (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInterfaces.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10795,10 +10175,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_constructor_testinterface_new (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mValue.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10832,10 +10208,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testinterface_get_value (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10869,10 +10241,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testinterface_ref_count (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -10906,10 +10274,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_constructor_asyncinterface_new (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mName.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11174,10 +10538,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_complexmethods_method_with_default (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11217,10 +10577,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_complexmethods_method_with_multi_word_arg (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11258,10 +10614,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testtraitinterface_noop (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11288,10 +10640,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testtraitinterface_get_value (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11325,10 +10673,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testtraitinterface_set_value (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11361,10 +10705,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 2) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_fn_method_testtraitinterface_throw_if_equal (expected: 2, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mUniffiPtr.LowerReciever(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11403,10 +10743,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_collision_fn_func_invoke_collision_callback (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCb.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11440,10 +10776,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_external_types_fn_func_roundtrip_ext_custom_type (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mCustom.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11477,10 +10809,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_external_types_fn_func_roundtrip_ext_enum (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mEn.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11514,10 +10842,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_external_types_fn_func_roundtrip_ext_interface (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mInt.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;
@@ -11551,10 +10875,6 @@ private:
 
 public:
   void LowerRustArgs(const dom::Sequence<dom::OwningUniFFIScaffoldingValue>& aArgs, ErrorResult& aError) override {
-    if (aArgs.Length() < 1) {
-      aError.ThrowUnknownError(nsPrintfCString("LowerRustArgs: Incorrect argument length for uniffi_uniffi_bindings_tests_external_types_fn_func_roundtrip_ext_record (expected: 1, actual: %ld)", aArgs.Length()));
-      return;
-    }
     mRec.Lower(aArgs[0], aError);
     if (aError.Failed()) {
       return;