electron/patches/chromium/worker_context_will_destroy.patch
Electron Bot 37db307153
chore: bump chromium to 4563763ef26ad940d4e988d7245dd (master) (#23219)
* chore: bump chromium in DEPS to 461ecae368fd0832f18e0b13e61f3561d83f0031

* update patches

* update patches

* Remove both vs browser/child split in content gn files.

https://chromium-review.googlesource.com/c/chromium/src/+/2157965

* chore: bump chromium in DEPS to 7ff3897f3104563763ef26ad940d4e988d7245dd

* update patches

* update patches

* Add ElectronKioskDelegate for extensions

https://chromium-review.googlesource.com/c/chromium/src/+/2159760

Co-authored-by: John Kleinschmidt <jkleinsc@github.com>
Co-authored-by: Electron Bot <anonymous@electronjs.org>
2020-04-23 21:55:17 -04:00

85 lines
4.3 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 9c1cc56c07694f001e8408e68d5d8e85c9e731d4..bb990768e528ae66b340402084e9785eb1deb132 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -383,6 +383,11 @@ 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 dc11716791faf3bbd9acaca5173e5f85d5b2a900..ca5ec13e1dceb7efa5272963a4950e86bda6ff90 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -863,6 +863,12 @@ 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 80490f5b8d523f18906c372804bae9ee56d368de..236894dc0dd7242c1f47caeb982c4f24b784ce95 100644
--- a/content/renderer/renderer_blink_platform_impl.h
+++ b/content/renderer/renderer_blink_platform_impl.h
@@ -182,6 +182,7 @@ 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 IsExcludedHeaderForServiceWorkerFetchEvent(
const blink::WebString& header_name) override;
diff --git a/third_party/blink/public/platform/platform.h b/third_party/blink/public/platform/platform.h
index 6c813f0484f8ce2ef6e58b710a0117d3785f25f8..2872ee9d3a7b0eb888d332a7f7fe93543abd10f9 100644
--- a/third_party/blink/public/platform/platform.h
+++ b/third_party/blink/public/platform/platform.h
@@ -617,6 +617,7 @@ 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 d11b948c6de2cbb38cf09728168218fee5c63713..d736f31425d024f28fb8be63b03ab0eeb56d354c 100644
--- a/third_party/blink/renderer/core/workers/worker_thread.cc
+++ b/third_party/blink/renderer/core/workers/worker_thread.cc
@@ -691,6 +691,12 @@ void WorkerThread::PrepareForShutdownOnWorkerThread() {
nested_runner_->QuitNow();
}
+ {
+ v8::HandleScope handle_scope(GetIsolate());
+ Platform::Current()->WorkerContextWillDestroy(
+ GlobalScope()->ScriptController()->GetContext());
+ }
+
if (WorkerThreadDebugger* debugger = WorkerThreadDebugger::From(GetIsolate()))
debugger->WorkerThreadDestroyed(this);