Revert of Revert of Remove threading from RendererGpuVideoAcceleratorFactories

media/cast/test/fake_gpu_video_accelerator_factories.cc

 // Copyright 2014 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 "media/cast/test/fake_gpu_video_accelerator_factories.h"
 
 #include "base/logging.h"
 #include "media/cast/test/fake_video_encode_accelerator.h"
 
 namespace media {
@@ skipping 40 matching lines @@
 }
 
 scoped_ptr<VideoDecodeAccelerator>
 FakeGpuVideoAcceleratorFactories::CreateVideoDecodeAccelerator(
     VideoCodecProfile profile,
     VideoDecodeAccelerator::Client* client)  {
   return scoped_ptr<VideoDecodeAccelerator>(
       static_cast<media::VideoDecodeAccelerator*>(NULL));
 }
 
-bool FakeGpuVideoAcceleratorFactories::IsAborted() {
-  return false;
-}
-
 }  // namespace test
 }  // namespace cast
 }  // namespace media