tor-browser

commit 8cfac1e837d98af7dd1ea4f3c7a7379243d0834f
parent be499e88c865f308755b115ee8265126a7866b22
Author: Nazım Can Altınova <canaltinova@gmail.com>
Date:   Tue, 21 Oct 2025 21:15:34 +0000

Bug 1979114 - Make ProfileGenerationAdditionalInformation MoveOnly and remove the copy constructors of additional information structs r=mstange,profiler-reviewers

Differential Revision: https://phabricator.services.mozilla.com/D259322

Diffstat:
M
tools/profiler/gecko/ProfilerTypes.ipdlh
 | 
3
++-
M
tools/profiler/gecko/nsProfiler.h
 | 
2
+-
M
tools/profiler/public/ProfileAdditionalInformation.h
 | 
19
+++++++++++++++++++

3 files changed, 22 insertions(+), 2 deletions(-)
diff --git a/tools/profiler/gecko/ProfilerTypes.ipdlh b/tools/profiler/gecko/ProfilerTypes.ipdlh
@@ -4,7 +4,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 using class mozilla::TimeStamp from "mozilla/TimeStamp.h";
-using struct mozilla::ProfileGenerationAdditionalInformation from "ProfileAdditionalInformation.h";
+[MoveOnly] using struct mozilla::ProfileGenerationAdditionalInformation from
+    "ProfileAdditionalInformation.h";
 
 namespace mozilla {
 
diff --git a/tools/profiler/gecko/nsProfiler.h b/tools/profiler/gecko/nsProfiler.h
@@ -52,7 +52,7 @@ class nsProfiler final : public nsIProfiler {
       mozilla::MozPromise<mozilla::void_t, nsresult, true>;
   using GatheringPromise =
       mozilla::MozPromise<mozilla::ProfileAndAdditionalInformation, nsresult,
-                          false>;
+                          true>;
   using SymbolTablePromise =
       mozilla::MozPromise<mozilla::SymbolTable, nsresult, true>;
 
diff --git a/tools/profiler/public/ProfileAdditionalInformation.h b/tools/profiler/public/ProfileAdditionalInformation.h
@@ -36,6 +36,16 @@ struct ProfileGenerationAdditionalInformation {
 
   size_t SizeOf() const { return mSharedLibraries.SizeOf(); }
 
+  ProfileGenerationAdditionalInformation(
+      const ProfileGenerationAdditionalInformation& other) = delete;
+  ProfileGenerationAdditionalInformation& operator=(
+      const ProfileGenerationAdditionalInformation&) = delete;
+
+  ProfileGenerationAdditionalInformation(
+      ProfileGenerationAdditionalInformation&& other) = default;
+  ProfileGenerationAdditionalInformation& operator=(
+      ProfileGenerationAdditionalInformation&& other) = default;
+
   void Append(ProfileGenerationAdditionalInformation&& aOther) {
     mSharedLibraries.AddAllSharedLibraries(aOther.mSharedLibraries);
   }
@@ -58,6 +68,15 @@ struct ProfileAndAdditionalInformation {
       : mProfile(std::move(aProfile)),
         mAdditionalInformation(Some(std::move(aAdditionalInformation))) {}
 
+  ProfileAndAdditionalInformation(const ProfileAndAdditionalInformation&) =
+      delete;
+  ProfileAndAdditionalInformation& operator=(
+      const ProfileAndAdditionalInformation&) = delete;
+
+  ProfileAndAdditionalInformation(ProfileAndAdditionalInformation&&) = default;
+  ProfileAndAdditionalInformation& operator=(
+      ProfileAndAdditionalInformation&&) = default;
+
   size_t SizeOf() const {
     size_t size = mProfile.Length();
     if (mAdditionalInformation.isSome()) {