electron/patches/chromium/allow_disabling_blink_sched...

178 строки
8.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: deepak1556 <hop2deep@gmail.com>
Date: Mon, 18 May 2020 11:12:26 -0700
Subject: allow disabling blink scheduler throttling per RenderView
This allows us to disable throttling for hidden windows.
diff --git a/content/browser/renderer_host/navigation_controller_impl_unittest.cc b/content/browser/renderer_host/navigation_controller_impl_unittest.cc
index c32059af794851fdea8aae15157f05acdcc60e0a..92340d0aa8d893fc781ed59cc4aa51b5543de6d9 100644
--- a/content/browser/renderer_host/navigation_controller_impl_unittest.cc
+++ b/content/browser/renderer_host/navigation_controller_impl_unittest.cc
@@ -163,6 +163,12 @@ class MockPageBroadcast : public blink::mojom::PageBroadcast {
(network::mojom::AttributionSupport support),
(override));
+ MOCK_METHOD(
+ void,
+ SetSchedulerThrottling,
+ (bool allowed),
+ (override));
+
mojo::PendingAssociatedRemote<blink::mojom::PageBroadcast> GetRemote() {
return receiver_.BindNewEndpointAndPassDedicatedRemote();
}
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 78beefbdd4df3e147e1176668211861cfef0f1b2..7de3ed5e3dfce543671de877cc14d6beac798b94 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -712,6 +712,11 @@ void RenderViewHostImpl::SetBackgroundOpaque(bool opaque) {
GetWidget()->GetAssociatedFrameWidget()->SetBackgroundOpaque(opaque);
}
+void RenderViewHostImpl::SetSchedulerThrottling(bool allowed) {
+ if (auto& broadcast = GetAssociatedPageBroadcast())
+ broadcast->SetSchedulerThrottling(allowed);
+}
+
bool RenderViewHostImpl::IsMainFrameActive() {
return is_active();
}
diff --git a/content/browser/renderer_host/render_view_host_impl.h b/content/browser/renderer_host/render_view_host_impl.h
index a94977d7a76ae9952bbba0efe59a7cb5021a1c84..11c4f890eaeae1329ca5a6634a698aef7a288fb4 100644
--- a/content/browser/renderer_host/render_view_host_impl.h
+++ b/content/browser/renderer_host/render_view_host_impl.h
@@ -139,6 +139,7 @@ class CONTENT_EXPORT RenderViewHostImpl
void EnablePreferredSizeMode() override;
void WriteIntoTrace(perfetto::TracedProto<TraceProto> context) const override;
+ void SetSchedulerThrottling(bool allowed) override;
void SendWebPreferencesToRenderer();
void SendRendererPreferencesToRenderer(
const blink::RendererPreferences& preferences);
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index b3cd4f87b2d797d5af7737b55a7a77c29ef7a670..a4cc1fc89dbd119aad3dd0420d7a85c3d93b4770 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -558,8 +558,8 @@ void RenderWidgetHostViewAura::ShowImpl(PageVisibilityState page_visibility) {
// OnShowWithPageVisibility will not call NotifyHostAndDelegateOnWasShown,
// which updates `visibility_`, unless the host is hidden. Make sure no update
// is needed.
- DCHECK(host_->is_hidden() || visibility_ == Visibility::VISIBLE);
- OnShowWithPageVisibility(page_visibility);
+ if (host_->is_hidden() || visibility_ == Visibility::VISIBLE)
+ OnShowWithPageVisibility(page_visibility);
}
void RenderWidgetHostViewAura::NotifyHostAndDelegateOnWasShown(
diff --git a/content/public/browser/render_view_host.h b/content/public/browser/render_view_host.h
index 20ca763ff7f55e8176b77349b41917b11e051ae6..a50c122064b5f0092f57e3d508fb19389b72203b 100644
--- a/content/public/browser/render_view_host.h
+++ b/content/public/browser/render_view_host.h
@@ -75,6 +75,9 @@ class CONTENT_EXPORT RenderViewHost {
virtual void WriteIntoTrace(
perfetto::TracedProto<TraceProto> context) const = 0;
+ // Disable/Enable scheduler throttling.
+ virtual void SetSchedulerThrottling(bool allowed) {}
+
private:
// This interface should only be implemented inside content.
friend class RenderViewHostImpl;
diff --git a/content/test/test_page_broadcast.h b/content/test/test_page_broadcast.h
index 603798ae0d45836f1bf3e6608761ce1467303310..2d8caa06e418f123d7565b96d40c66fb51617a6d 100644
--- a/content/test/test_page_broadcast.h
+++ b/content/test/test_page_broadcast.h
@@ -50,6 +50,7 @@ class TestPageBroadcast : public blink::mojom::PageBroadcast {
network::mojom::AttributionSupport support) override;
void UpdateColorProviders(
const blink::ColorProviderColorMaps& color_provider_colors) override;
+ void SetSchedulerThrottling(bool allowed) override {}
mojo::AssociatedReceiver<blink::mojom::PageBroadcast> receiver_;
};
diff --git a/third_party/blink/public/mojom/page/page.mojom b/third_party/blink/public/mojom/page/page.mojom
index ed73a6fe6d146eac904f0aa0d88facf055df503e..4bbc792068db75739a7ceb8ad01c85f9d3bbd8f6 100644
--- a/third_party/blink/public/mojom/page/page.mojom
+++ b/third_party/blink/public/mojom/page/page.mojom
@@ -173,4 +173,7 @@ interface PageBroadcast {
// 2. The ColorProvider associated with the WebContents changes as a result
// of theme changes.
UpdateColorProviders(ColorProviderColorMaps color_provider_colors);
+
+ // Whether to enable the Renderer scheduler background throttling.
+ SetSchedulerThrottling(bool allowed);
};
diff --git a/third_party/blink/public/web/web_view.h b/third_party/blink/public/web/web_view.h
index 2ba868f0efb2ee082d452bb011409f1b4c5c5e1e..6caab2df3cfc367c63839b7ac635d8d072ef8a57 100644
--- a/third_party/blink/public/web/web_view.h
+++ b/third_party/blink/public/web/web_view.h
@@ -378,6 +378,7 @@ class BLINK_EXPORT WebView {
// Scheduling -----------------------------------------------------------
virtual PageScheduler* Scheduler() const = 0;
+ virtual void SetSchedulerThrottling(bool allowed) {}
// Visibility -----------------------------------------------------------
diff --git a/third_party/blink/renderer/core/exported/web_view_impl.cc b/third_party/blink/renderer/core/exported/web_view_impl.cc
index a4e5ef9c949a874a3720ceb4b6fc3349e2419b71..2b64adfd0bf45d8539591a65e4bc99de9758b2f9 100644
--- a/third_party/blink/renderer/core/exported/web_view_impl.cc
+++ b/third_party/blink/renderer/core/exported/web_view_impl.cc
@@ -2422,6 +2422,10 @@ void WebViewImpl::SetPageLifecycleStateInternal(
TRACE_EVENT2("navigation", "WebViewImpl::SetPageLifecycleStateInternal",
"old_state", old_state, "new_state", new_state);
+ // If backgroundThrottling is disabled, the page is always visible.
+ if (!scheduler_throttling_allowed_)
+ new_state->visibility = mojom::blink::PageVisibilityState::kVisible;
+
bool storing_in_bfcache = new_state->is_in_back_forward_cache &&
!old_state->is_in_back_forward_cache;
bool restoring_from_bfcache = !new_state->is_in_back_forward_cache &&
@@ -3913,10 +3917,23 @@ PageScheduler* WebViewImpl::Scheduler() const {
return GetPage()->GetPageScheduler();
}
+void WebViewImpl::SetSchedulerThrottling(bool allowed) {
+ DCHECK(GetPage());
+ scheduler_throttling_allowed_ = allowed;
+ GetPage()->GetPageScheduler()->SetPageVisible(!allowed || GetVisibilityState() == mojom::blink::PageVisibilityState::kVisible);
+}
+
void WebViewImpl::SetVisibilityState(
mojom::blink::PageVisibilityState visibility_state,
bool is_initial_state) {
DCHECK(GetPage());
+
+ if (!scheduler_throttling_allowed_) {
+ GetPage()->SetVisibilityState(mojom::blink::PageVisibilityState::kVisible, is_initial_state);
+ GetPage()->GetPageScheduler()->SetPageVisible(true);
+ return;
+ }
+
GetPage()->SetVisibilityState(visibility_state, is_initial_state);
// Do not throttle if the page should be painting.
bool is_visible =
diff --git a/third_party/blink/renderer/core/exported/web_view_impl.h b/third_party/blink/renderer/core/exported/web_view_impl.h
index 25566d1e5a3671c698e7352bc7600005a8bfcf3c..8dfb3b5b9026df92e28271258870c9eb588a6526 100644
--- a/third_party/blink/renderer/core/exported/web_view_impl.h
+++ b/third_party/blink/renderer/core/exported/web_view_impl.h
@@ -453,6 +453,7 @@ class CORE_EXPORT WebViewImpl final : public WebView,
LocalDOMWindow* PagePopupWindow() const;
PageScheduler* Scheduler() const override;
+ void SetSchedulerThrottling(bool allowed) override;
void SetVisibilityState(mojom::blink::PageVisibilityState visibility_state,
bool is_initial_state) override;
mojom::blink::PageVisibilityState GetVisibilityState() override;
@@ -927,6 +928,8 @@ class CORE_EXPORT WebViewImpl final : public WebView,
// If true, we send IPC messages when |preferred_size_| changes.
bool send_preferred_size_changes_ = false;
+ bool scheduler_throttling_allowed_ = true;
+
// Whether the preferred size may have changed and |UpdatePreferredSize| needs
// to be called.
bool needs_preferred_size_update_ = true;