4d23b9e031
* chore: bump chromium in DEPS to 644eb098aeffb5e799ab3571eac0d35fa24ef641 * chore: update chromium patches * chore: update v8 patches * chore: bump chromium in DEPS to 9eecb7a9f652bbf84f6437b49c70922b65b38bf3 * chore: update patches
80 lines
4.1 KiB
Diff
80 lines
4.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Cheng Zhao <zcbenz@gmail.com>
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Date: Thu, 20 Sep 2018 17:47:12 -0700
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Subject: worker_context_will_destroy.patch
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diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
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index bfc62d1766686981ded5e62ad7da466d3afb9bab..5fa60ba975561626ae3ccecd9968278c547710a0 100644
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--- a/content/public/renderer/content_renderer_client.h
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+++ b/content/public/renderer/content_renderer_client.h
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@@ -385,6 +385,11 @@ class CONTENT_EXPORT ContentRendererClient {
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virtual void DidInitializeWorkerContextOnWorkerThread(
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v8::Local<v8::Context> context) {}
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+ // Notifies that a worker context will be destroyed. This function is called
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+ // from the worker thread.
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+ virtual void WillDestroyWorkerContextOnWorkerThread(
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+ v8::Local<v8::Context> context) {}
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+
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// Overwrites the given URL to use an HTML5 embed if possible.
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// An empty URL is returned if the URL is not overriden.
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virtual GURL OverrideFlashEmbedWithHTML(const GURL& url);
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diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
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index a89a61d35a4b9cdde896f8a1d8acfa5c17baec02..4547b0146ae3d03844a5c73a3b4eed97fdbc89c1 100644
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--- a/content/renderer/renderer_blink_platform_impl.cc
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+++ b/content/renderer/renderer_blink_platform_impl.cc
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@@ -914,6 +914,12 @@ void RendererBlinkPlatformImpl::WillStopWorkerThread() {
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WorkerThreadRegistry::Instance()->WillStopCurrentWorkerThread();
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}
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+void RendererBlinkPlatformImpl::WorkerContextWillDestroy(
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+ const v8::Local<v8::Context>& worker) {
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+ GetContentClient()->renderer()->WillDestroyWorkerContextOnWorkerThread(
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+ worker);
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+}
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+
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void RendererBlinkPlatformImpl::WorkerContextCreated(
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const v8::Local<v8::Context>& worker) {
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GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
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diff --git a/content/renderer/renderer_blink_platform_impl.h b/content/renderer/renderer_blink_platform_impl.h
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index f1bc21b53606d4133440c72c9dea6de1a3a9544f..2c58ea10e04bb1ee337f12a2fcc4db77a071510d 100644
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--- a/content/renderer/renderer_blink_platform_impl.h
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+++ b/content/renderer/renderer_blink_platform_impl.h
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@@ -186,6 +186,7 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
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void DidStartWorkerThread() override;
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void WillStopWorkerThread() override;
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void WorkerContextCreated(const v8::Local<v8::Context>& worker) override;
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+ void WorkerContextWillDestroy(const v8::Local<v8::Context>& worker) override;
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bool IsExcludedHeaderForServiceWorkerFetchEvent(
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const blink::WebString& header_name) override;
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diff --git a/third_party/blink/public/platform/platform.h b/third_party/blink/public/platform/platform.h
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index 9ae02783be95b1748b931c2f75eb79b038947b7f..eb99295295613fe044b27c401a4b4a77b084255d 100644
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--- a/third_party/blink/public/platform/platform.h
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+++ b/third_party/blink/public/platform/platform.h
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@@ -636,6 +636,7 @@ class BLINK_PLATFORM_EXPORT Platform {
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virtual void DidStartWorkerThread() {}
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virtual void WillStopWorkerThread() {}
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virtual void WorkerContextCreated(const v8::Local<v8::Context>& worker) {}
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+ virtual void WorkerContextWillDestroy(const v8::Local<v8::Context>& worker) {}
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virtual bool AllowScriptExtensionForServiceWorker(
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const WebSecurityOrigin& script_origin) {
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return false;
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diff --git a/third_party/blink/renderer/core/workers/worker_thread.cc b/third_party/blink/renderer/core/workers/worker_thread.cc
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index 440dbcee21a94516a9225e6de35cb9354942faeb..4085b60943b09a6c1f66d3dc2c49d05f757dfa5b 100644
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--- a/third_party/blink/renderer/core/workers/worker_thread.cc
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+++ b/third_party/blink/renderer/core/workers/worker_thread.cc
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@@ -640,6 +640,12 @@ void WorkerThread::PrepareForShutdownOnWorkerThread() {
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nested_runner_->QuitNow();
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}
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+ {
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+ v8::HandleScope handle_scope(GetIsolate());
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+ Platform::Current()->WorkerContextWillDestroy(
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+ GlobalScope()->ScriptController()->GetContext());
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+ }
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+
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if (WorkerThreadDebugger* debugger = WorkerThreadDebugger::From(GetIsolate()))
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debugger->WorkerThreadDestroyed(this);
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