Tab Capture: Backing store readbacks to YV12 VideoFrames.

content/browser/renderer_host/render_widget_host_view_guest.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 "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_guest.h"
@@ skipping 215 matching lines @@
   return NULL;
 }
 
 void RenderWidgetHostViewGuest::CopyFromCompositingSurface(
     const gfx::Rect& src_subrect,
     const gfx::Size& /* dst_size */,
     const base::Callback<void(bool, const SkBitmap&)>& callback) {
   callback.Run(false, SkBitmap());
 }
 
+void RenderWidgetHostViewGuest::CopyFromCompositingSurfaceToVideoFrame(
+      const gfx::Rect& src_subrect,
+      const scoped_refptr<media::VideoFrame>& target,
+      const base::Callback<void(bool)>& callback) {
+  NOTIMPLEMENTED();
+  callback.Run(false);
+}
+
+bool RenderWidgetHostViewGuest::CanCopyToVideoFrame() const {
+  return false;
+}
+
 void RenderWidgetHostViewGuest::AcceleratedSurfaceSuspend() {
   NOTREACHED();
 }
 
 bool RenderWidgetHostViewGuest::HasAcceleratedSurface(
       const gfx::Size& desired_size) {
   DCHECK(enable_compositing_);
   if (enable_compositing_)
     return false;
   else
@@ skipping 161 matching lines @@
 #if defined(OS_WIN) && !defined(USE_AURA)
 void RenderWidgetHostViewGuest::WillWmDestroy() {
 }
 #endif
 
 void RenderWidgetHostViewGuest::GetScreenInfo(WebKit::WebScreenInfo* results) {
   platform_view_->GetScreenInfo(results);
 }
 
 }  // namespace content