tor-browser

commit bb017f6943c433dbefa67cdb66701c12a70cb02c
parent e0a049677e878643cf7bd6ff909fc408639dae9e
Author: Tooru Fujisawa <arai_a@mac.com>
Date:   Tue, 21 Oct 2025 15:14:56 +0000

Bug 1991370 - Part 1: Add FrontendContext-based EncodeStencil. r=bthrall

Differential Revision: https://phabricator.services.mozilla.com/D266622

Diffstat:
M
js/public/experimental/JSStencil.h
 | 
3
+++
M
js/src/frontend/StencilXdr.cpp
 | 
14
++++++++++++--
M
js/src/frontend/StencilXdr.h
 | 
4
++++

3 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/js/public/experimental/JSStencil.h b/js/public/experimental/JSStencil.h
@@ -207,6 +207,9 @@ namespace JS {
 extern JS_PUBLIC_API TranscodeResult EncodeStencil(JSContext* cx,
                                                    Stencil* stencil,
                                                    TranscodeBuffer& buffer);
+extern JS_PUBLIC_API TranscodeResult EncodeStencil(JS::FrontendContext* fc,
+                                                   Stencil* stencil,
+                                                   TranscodeBuffer& buffer);
 
 // Deserialize data and create a new Stencil.
 extern JS_PUBLIC_API TranscodeResult
diff --git a/js/src/frontend/StencilXdr.cpp b/js/src/frontend/StencilXdr.cpp
@@ -1486,11 +1486,15 @@ static JS::TranscodeResult EncodeStencilImpl(
 JS::TranscodeResult JS::EncodeStencil(JSContext* cx, JS::Stencil* stencil,
                                       JS::TranscodeBuffer& buffer) {
   AutoReportFrontendContext fc(cx);
+  return JS::EncodeStencil(&fc, stencil, buffer);
+}
 
+JS::TranscodeResult JS::EncodeStencil(FrontendContext* fc, JS::Stencil* stencil,
+                                      JS::TranscodeBuffer& buffer) {
   const CompilationStencil* initial;
   UniquePtr<CompilationStencil> merged;
   if (stencil->canLazilyParse()) {
-    merged.reset(stencil->getMerged(&fc));
+    merged.reset(stencil->getMerged(fc));
     if (!merged) {
       return TranscodeResult::Throw;
     }
@@ -1499,7 +1503,7 @@ JS::TranscodeResult JS::EncodeStencil(JSContext* cx, JS::Stencil* stencil,
     initial = stencil->getInitial();
   }
 
-  return EncodeStencilImpl(&fc, initial, buffer);
+  return EncodeStencilImpl(fc, initial, buffer);
 }
 
 JS::TranscodeResult js::EncodeStencil(JSContext* cx,
@@ -1509,6 +1513,12 @@ JS::TranscodeResult js::EncodeStencil(JSContext* cx,
   return EncodeStencilImpl(&fc, stencil, buffer);
 }
 
+JS::TranscodeResult js::EncodeStencil(FrontendContext* fc,
+                                      frontend::CompilationStencil* stencil,
+                                      JS::TranscodeBuffer& buffer) {
+  return EncodeStencilImpl(fc, stencil, buffer);
+}
+
 XDRResult XDRStencilDecoder::codeStencil(
     const JS::ReadOnlyDecodeOptions& options,
     frontend::CompilationStencil& stencil) {
diff --git a/js/src/frontend/StencilXdr.h b/js/src/frontend/StencilXdr.h
@@ -218,6 +218,10 @@ JS::TranscodeResult EncodeStencil(JSContext* cx,
                                   frontend::CompilationStencil* stencil,
                                   JS::TranscodeBuffer& buffer);
 
+JS::TranscodeResult EncodeStencil(JS::FrontendContext* fc,
+                                  frontend::CompilationStencil* stencil,
+                                  JS::TranscodeBuffer& buffer);
+
 JS::TranscodeResult DecodeStencil(JS::FrontendContext* fc,
                                   const JS::ReadOnlyDecodeOptions& options,
                                   const JS::TranscodeRange& range,