Throttle rendering pipeline for invisible iframes

content/renderer/render_widget.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_widget.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 1405 matching lines @@
 
 void RenderWidget::DidCommitCompositorFrame() {
   FOR_EACH_OBSERVER(RenderFrameImpl, render_frames_,
                     DidCommitCompositorFrame());
   FOR_EACH_OBSERVER(RenderFrameProxy, render_frame_proxies_,
                     DidCommitCompositorFrame());
 #if defined(VIDEO_HOLE)
   FOR_EACH_OBSERVER(RenderFrameImpl, video_hole_frames_,
                     DidCommitCompositorFrame());
 #endif  // defined(VIDEO_HOLE)
+  webwidget_->didCommitCompositorFrame();
   FlushPendingInputEventAck();
 }
 
 void RenderWidget::DidCommitAndDrawCompositorFrame() {
   // NOTE: Tests may break if this event is renamed or moved. See
   // tab_capture_performancetest.cc.
   TRACE_EVENT0("gpu", "RenderWidget::DidCommitAndDrawCompositorFrame");
   // Notify subclasses that we initiated the paint operation.
   DidInitiatePaint();
 }
@@ skipping 983 matching lines @@
 void RenderWidget::RegisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.AddObserver(frame);
 }
 
 void RenderWidget::UnregisterVideoHoleFrame(RenderFrameImpl* frame) {
   video_hole_frames_.RemoveObserver(frame);
 }
 #endif  // defined(VIDEO_HOLE)
 
 }  // namespace content