electron/patches/chromium/worker_context_will_destroy.patch
electron-roller[bot] 46d3c4e04f
chore: bump chromium to 113.0.5664.0 (main) (#37620)
* chore: bump chromium in DEPS to 113.0.5664.0

* chore: update patches

* [Code Health] Migrate to WebUIDataSource::CreateAndAdd(), part 8

https://chromium-review.googlesource.com/c/chromium/src/+/4121701

Needed because of 4349773: Get rid of WebUIDataSource::Create() and WebUIDataSource::Add() | https://chromium-review.googlesource.com/c/chromium/src/+/4349773 landing

---------

Co-authored-by: electron-roller[bot] <84116207+electron-roller[bot]@users.noreply.github.com>
Co-authored-by: John Kleinschmidt <jkleinsc@electronjs.org>
2023-03-20 21:37:21 -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 77f2c4fbf8c886c5c622f41d0b9da67d09b7d331..7aa2059f33dfa92828beec95f4716775e7291fed 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -373,6 +373,11 @@ 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 53bfdfdc340596b1bf7eee664e5667f8e74d6a7a..91147e2b16c2f8f4c80e0ab2262b89d18cff59af 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -821,6 +821,12 @@ 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 beb3fab6e4c3a8b74482d0fc85f22af4b9e2cbd9..b1c2949e621d210c88a8eae812cc42f3d4c5ac0d 100644
--- a/content/renderer/renderer_blink_platform_impl.h
+++ b/content/renderer/renderer_blink_platform_impl.h
@@ -180,6 +180,7 @@ 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 7b45e20cd208ffe01005898b5345a478b74fb96a..0933ffefcb4e736607f42729d334b161544c4bdc 100644
--- a/third_party/blink/public/platform/platform.h
+++ b/third_party/blink/public/platform/platform.h
@@ -632,6 +632,7 @@ 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 b52cbc1f1393551e95f885b415ae12a1c2d58ab0..3fbdd5054881fef201158a8b71279fadf1f87fe9 100644
--- a/third_party/blink/renderer/core/workers/worker_thread.cc
+++ b/third_party/blink/renderer/core/workers/worker_thread.cc
@@ -767,6 +767,12 @@ 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);