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- From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
- From: Jeremy Apthorp <[email protected]>
- Date: Wed, 15 Jan 2020 16:35:18 -0800
- Subject: add DidInstallConditionalFeatures
- This adds a hook on script context creation _after conditional features
- have been installed_. Electron uses this to run preload scripts and
- various other initialization. This is necessary because at the time
- DidCreateScriptContext is called, not all JS APIs are available in the
- context, which can cause some preload scripts to trip.
- diff --git a/content/public/renderer/render_frame_observer.h b/content/public/renderer/render_frame_observer.h
- index 44da0544b778d6ff4c14b6f4e8463cb8260d2f0d..8ae8939af4141a684b7a6d50a43e1abb354ea028 100644
- --- a/content/public/renderer/render_frame_observer.h
- +++ b/content/public/renderer/render_frame_observer.h
- @@ -149,6 +149,8 @@ class CONTENT_EXPORT RenderFrameObserver
- virtual void DidHandleOnloadEvents() {}
- virtual void DidCreateScriptContext(v8::Local<v8::Context> context,
- int32_t world_id) {}
- + virtual void DidInstallConditionalFeatures(v8::Local<v8::Context> context,
- + int32_t world_id) {}
- virtual void WillReleaseScriptContext(v8::Local<v8::Context> context,
- int32_t world_id) {}
- virtual void DidClearWindowObject() {}
- diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
- index 7a31bbcf2c50c4b74d78dbdb1f6d810042305ce7..a2d86c12916581509240527b08c7bb7ad6f06283 100644
- --- a/content/renderer/render_frame_impl.cc
- +++ b/content/renderer/render_frame_impl.cc
- @@ -4786,6 +4786,12 @@ void RenderFrameImpl::DidCreateScriptContext(v8::Local<v8::Context> context,
- observer.DidCreateScriptContext(context, world_id);
- }
-
- +void RenderFrameImpl::DidInstallConditionalFeatures(
- + v8::Local<v8::Context> context, int world_id) {
- + for (auto& observer : observers_)
- + observer.DidInstallConditionalFeatures(context, world_id);
- +}
- +
- void RenderFrameImpl::WillReleaseScriptContext(v8::Local<v8::Context> context,
- int world_id) {
- for (auto& observer : observers_)
- diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
- index 0f5dcc4454b7b607a7c8e21511a6de8ac49a69b4..97395700346888539e14290a4019fa48b14b3d6d 100644
- --- a/content/renderer/render_frame_impl.h
- +++ b/content/renderer/render_frame_impl.h
- @@ -653,6 +653,8 @@ class CONTENT_EXPORT RenderFrameImpl
- void DidObserveLayoutShift(double score, bool after_input_or_scroll) override;
- void DidCreateScriptContext(v8::Local<v8::Context> context,
- int world_id) override;
- + void DidInstallConditionalFeatures(v8::Local<v8::Context> context,
- + int world_id) override;
- void WillReleaseScriptContext(v8::Local<v8::Context> context,
- int world_id) override;
- void DidChangeScrollOffset() override;
- diff --git a/third_party/blink/public/web/web_local_frame_client.h b/third_party/blink/public/web/web_local_frame_client.h
- index 038c13c1e697d4f21160e0329f659b609802ecc1..60fd9aa69a86c32abf79ef8737e810b0017e1083 100644
- --- a/third_party/blink/public/web/web_local_frame_client.h
- +++ b/third_party/blink/public/web/web_local_frame_client.h
- @@ -664,6 +664,9 @@ class BLINK_EXPORT WebLocalFrameClient {
- virtual void DidCreateScriptContext(v8::Local<v8::Context>,
- int32_t world_id) {}
-
- + virtual void DidInstallConditionalFeatures(v8::Local<v8::Context>,
- + int32_t world_id) {}
- +
- // WebKit is about to release its reference to a v8 context for a frame.
- virtual void WillReleaseScriptContext(v8::Local<v8::Context>,
- int32_t world_id) {}
- diff --git a/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc b/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
- index f7e0144c74f879e9b29871d7c372b99e127966bb..c3cd7b77ed282f212a56d151dc3fbec36d183701 100644
- --- a/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
- +++ b/third_party/blink/renderer/bindings/core/v8/local_window_proxy.cc
- @@ -217,6 +217,7 @@ void LocalWindowProxy::Initialize() {
- }
-
- InstallConditionalFeatures();
- + GetFrame()->Client()->DidInstallConditionalFeatures(context, world_->GetWorldId());
-
- if (World().IsMainWorld()) {
- probe::DidCreateMainWorldContext(GetFrame());
- diff --git a/third_party/blink/renderer/core/frame/local_frame_client.h b/third_party/blink/renderer/core/frame/local_frame_client.h
- index 8bb6b0465069529f79aaec21792e8b159535b3e9..f9782531c639d07002dda07732750a0007109468 100644
- --- a/third_party/blink/renderer/core/frame/local_frame_client.h
- +++ b/third_party/blink/renderer/core/frame/local_frame_client.h
- @@ -299,6 +299,8 @@ class CORE_EXPORT LocalFrameClient : public FrameClient {
-
- virtual void DidCreateScriptContext(v8::Local<v8::Context>,
- int32_t world_id) = 0;
- + virtual void DidInstallConditionalFeatures(v8::Local<v8::Context>,
- + int32_t world_id) = 0;
- virtual void WillReleaseScriptContext(v8::Local<v8::Context>,
- int32_t world_id) = 0;
- virtual bool AllowScriptExtensions() = 0;
- diff --git a/third_party/blink/renderer/core/frame/local_frame_client_impl.cc b/third_party/blink/renderer/core/frame/local_frame_client_impl.cc
- index 66cc44003157657c68e90d295f877789395eca8d..19cd8460711d5d5b1b76c9e4cb82ed7fc71b410c 100644
- --- a/third_party/blink/renderer/core/frame/local_frame_client_impl.cc
- +++ b/third_party/blink/renderer/core/frame/local_frame_client_impl.cc
- @@ -295,6 +295,13 @@ void LocalFrameClientImpl::DidCreateScriptContext(
- web_frame_->Client()->DidCreateScriptContext(context, world_id);
- }
-
- +void LocalFrameClientImpl::DidInstallConditionalFeatures(
- + v8::Local<v8::Context> context,
- + int32_t world_id) {
- + if (web_frame_->Client())
- + web_frame_->Client()->DidInstallConditionalFeatures(context, world_id);
- +}
- +
- void LocalFrameClientImpl::WillReleaseScriptContext(
- v8::Local<v8::Context> context,
- int32_t world_id) {
- diff --git a/third_party/blink/renderer/core/frame/local_frame_client_impl.h b/third_party/blink/renderer/core/frame/local_frame_client_impl.h
- index 4c7375a27a22f04694e14fecc17d633734d4cccc..ea2a32b151aaf07b5704e463d01714eb41680afb 100644
- --- a/third_party/blink/renderer/core/frame/local_frame_client_impl.h
- +++ b/third_party/blink/renderer/core/frame/local_frame_client_impl.h
- @@ -82,6 +82,8 @@ class CORE_EXPORT LocalFrameClientImpl final : public LocalFrameClient {
-
- void DidCreateScriptContext(v8::Local<v8::Context>,
- int32_t world_id) override;
- + void DidInstallConditionalFeatures(v8::Local<v8::Context>,
- + int32_t world_id) override;
- void WillReleaseScriptContext(v8::Local<v8::Context>,
- int32_t world_id) override;
-
- diff --git a/third_party/blink/renderer/core/loader/empty_clients.h b/third_party/blink/renderer/core/loader/empty_clients.h
- index 8ca461c8fc3f2e508be5783406b570062ccf5de0..3c67d214ecd2b3b2f3e8955836e8ef7c0f0a525d 100644
- --- a/third_party/blink/renderer/core/loader/empty_clients.h
- +++ b/third_party/blink/renderer/core/loader/empty_clients.h
- @@ -416,6 +416,8 @@ class CORE_EXPORT EmptyLocalFrameClient : public LocalFrameClient {
-
- void DidCreateScriptContext(v8::Local<v8::Context>,
- int32_t world_id) override {}
- + void DidInstallConditionalFeatures(v8::Local<v8::Context>,
- + int32_t world_id) override {}
- void WillReleaseScriptContext(v8::Local<v8::Context>,
- int32_t world_id) override {}
- bool AllowScriptExtensions() override { return false; }
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