electron/patches/chromium/worker_context_will_destroy.patch
electron-roller[bot] 8f7a48879e
chore: bump chromium to 119.0.6045.0 (main) (#40076)
* chore: bump chromium in DEPS to 119.0.6045.0

* chore: update patches

* 4864948: Remove legacy-legacy

https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/4864948

* 4907760: Remove ui/base/glib/glib_signal.h

https://chromium-review.googlesource.com/c/chromium/src/+/4907760

---------

Co-authored-by: electron-roller[bot] <84116207+electron-roller[bot]@users.noreply.github.com>
Co-authored-by: John Kleinschmidt <jkleinsc@electronjs.org>
2023-10-05 19:59:39 -04:00

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4.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cheng Zhao <zcbenz@gmail.com>
Date: Thu, 20 Sep 2018 17:47:12 -0700
Subject: worker_context_will_destroy.patch
This adds a hook for worker context destruction, which we use in Electron to
shutdown node integration in the worker if relevant.
An attempt to upstream this was made, but rejected:
https://chromium-review.googlesource.com/c/chromium/src/+/1954347
diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
index a4130ad4dc8158f8256b55fdd87f577687135626..3139aa65807cee23f0e8dbc85243566ef9de89b9 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -376,6 +376,11 @@ class CONTENT_EXPORT ContentRendererClient {
virtual void DidInitializeWorkerContextOnWorkerThread(
v8::Local<v8::Context> context) {}
+ // Notifies that a worker context will be destroyed. This function is called
+ // from the worker thread.
+ virtual void WillDestroyWorkerContextOnWorkerThread(
+ v8::Local<v8::Context> context) {}
+
// Overwrites the given URL to use an HTML5 embed if possible.
// An empty URL is returned if the URL is not overriden.
virtual GURL OverrideFlashEmbedWithHTML(const GURL& url);
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index cddb519c4c893607e56ea44e17e75783fb33d373..0a3a36d2650d7aa3edb50f37898be20500fc99e5 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -788,6 +788,12 @@ void RendererBlinkPlatformImpl::WillStopWorkerThread() {
WorkerThreadRegistry::Instance()->WillStopCurrentWorkerThread();
}
+void RendererBlinkPlatformImpl::WorkerContextWillDestroy(
+ const v8::Local<v8::Context>& worker) {
+ GetContentClient()->renderer()->WillDestroyWorkerContextOnWorkerThread(
+ worker);
+}
+
void RendererBlinkPlatformImpl::WorkerContextCreated(
const v8::Local<v8::Context>& worker) {
GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
diff --git a/content/renderer/renderer_blink_platform_impl.h b/content/renderer/renderer_blink_platform_impl.h
index 84c36d410a352f5d980fb8313356b6f6efcb0516..f2896f8b3e6164f967e06f385a0b399bd0847bfb 100644
--- a/content/renderer/renderer_blink_platform_impl.h
+++ b/content/renderer/renderer_blink_platform_impl.h
@@ -174,6 +174,7 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
void DidStartWorkerThread() override;
void WillStopWorkerThread() override;
void WorkerContextCreated(const v8::Local<v8::Context>& worker) override;
+ void WorkerContextWillDestroy(const v8::Local<v8::Context>& worker) override;
bool AllowScriptExtensionForServiceWorker(
const blink::WebSecurityOrigin& script_origin) override;
blink::ProtocolHandlerSecurityLevel GetProtocolHandlerSecurityLevel()
diff --git a/third_party/blink/public/platform/platform.h b/third_party/blink/public/platform/platform.h
index cfb8b2634af81699922e05579e4d86228c99495a..9017d70d4771c75ab21ec9e2bae184b5b73dbff4 100644
--- a/third_party/blink/public/platform/platform.h
+++ b/third_party/blink/public/platform/platform.h
@@ -622,6 +622,7 @@ class BLINK_PLATFORM_EXPORT Platform {
virtual void DidStartWorkerThread() {}
virtual void WillStopWorkerThread() {}
virtual void WorkerContextCreated(const v8::Local<v8::Context>& worker) {}
+ virtual void WorkerContextWillDestroy(const v8::Local<v8::Context>& worker) {}
virtual bool AllowScriptExtensionForServiceWorker(
const WebSecurityOrigin& script_origin) {
return false;
diff --git a/third_party/blink/renderer/core/workers/worker_thread.cc b/third_party/blink/renderer/core/workers/worker_thread.cc
index 1073865e634bb5a435ec638a4abc14462e4b16cb..33408c339c21704c433377ed3c7462c7f4b0b8f3 100644
--- a/third_party/blink/renderer/core/workers/worker_thread.cc
+++ b/third_party/blink/renderer/core/workers/worker_thread.cc
@@ -754,6 +754,12 @@ void WorkerThread::PrepareForShutdownOnWorkerThread() {
}
pause_handle_.reset();
+ {
+ v8::HandleScope handle_scope(GetIsolate());
+ Platform::Current()->WorkerContextWillDestroy(
+ GlobalScope()->ScriptController()->GetContext());
+ }
+
if (WorkerThreadDebugger* debugger = WorkerThreadDebugger::From(GetIsolate()))
debugger->WorkerThreadDestroyed(this);