DevTools: expose last composited frame metadata on RenderWidgetHostViewPort.

content/browser/renderer_host/render_widget_host_view_base.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/browser/renderer_host/render_widget_host_view_base.h"
 
 #include "base/logging.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/renderer_host/basic_mouse_wheel_smooth_scroll_gesture.h"
@@ skipping 530 matching lines @@
   RenderWidgetHostImpl* impl = NULL;
   if (GetRenderWidgetHost())
     impl = RenderWidgetHostImpl::From(GetRenderWidgetHost());
   if (!impl)
     return;
   RenderProcessHostImpl* render_process_host =
       static_cast<RenderProcessHostImpl*>(impl->GetProcess());
   render_process_host->EndFrameSubscription(impl->GetRoutingID());
 }
 
+void RenderWidgetHostViewBase::UpdateCompositorFrameMetadata(
+    const cc::CompositorFrameMetadata& frame_metadata) {
+  compositor_frame_metadata_ = frame_metadata;
+}
+
+cc::CompositorFrameMetadata
+RenderWidgetHostViewBase::GetCompositorFrameMetadata() {
+  return compositor_frame_metadata_;
+}
+
 void RenderWidgetHostViewBase::OnOverscrolled(
     gfx::Vector2dF accumulated_overscroll,
     gfx::Vector2dF current_fling_velocity) {
 }
 
 uint32 RenderWidgetHostViewBase::RendererFrameNumber() {
   return renderer_frame_number_;
 }
 
 void RenderWidgetHostViewBase::DidReceiveRendererFrame() {
   ++renderer_frame_number_;
 }
 
 }  // namespace content