android: Pass sync point to CopyOutputResult's release callback

content/browser/renderer_host/render_widget_host_view_android.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_android.h"
 
 #include <android/bitmap.h>
 
 #include "base/android/build_info.h"
 #include "base/basictypes.h"
@@ skipping 90 matching lines @@
 void CopyFromCompositingSurfaceFinished(
     const base::Callback<void(bool, const SkBitmap&)>& callback,
     scoped_ptr<cc::SingleReleaseCallback> release_callback,
     scoped_ptr<SkBitmap> bitmap,
     const base::TimeTicks& start_time,
     scoped_ptr<SkAutoLockPixels> bitmap_pixels_lock,
     bool result) {
   TRACE_EVENT0(
       "cc", "RenderWidgetHostViewAndroid::CopyFromCompositingSurfaceFinished");
   bitmap_pixels_lock.reset();
-  release_callback->Run(0, false);
+  uint32 sync_point = 0;
+  if (result) {
+    GLHelper* gl_helper =
+        ImageTransportFactoryAndroid::GetInstance()->GetGLHelper();
+    sync_point = gl_helper->InsertSyncPoint();
+  }
+  bool lost_resource = sync_point == 0;
+  release_callback->Run(sync_point, lost_resource);
   UMA_HISTOGRAM_TIMES(kAsyncReadBackString,
                       base::TimeTicks::Now() - start_time);
   callback.Run(result, *bitmap);
 }
 
 ui::LatencyInfo CreateLatencyInfo(const blink::WebInputEvent& event) {
   ui::LatencyInfo latency_info;
   // The latency number should only be added if the timestamp is valid.
   if (event.timeStampSeconds) {
     const int64 time_micros = static_cast<int64>(
@@ skipping 1728 matching lines @@
   results->orientationAngle = display.RotationAsDegree();
   results->orientationType =
       RenderWidgetHostViewBase::GetOrientationTypeForMobile(display);
   gfx::DeviceDisplayInfo info;
   results->depth = info.GetBitsPerPixel();
   results->depthPerComponent = info.GetBitsPerComponent();
   results->isMonochrome = (results->depthPerComponent == 0);
 }
 
 } // namespace content