Add is_encrypted() in VideoDecoderConfig.

media/filters/gpu_video_decoder.h

 // 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.
 
 #ifndef MEDIA_FILTERS_GPU_VIDEO_DECODER_H_
 #define MEDIA_FILTERS_GPU_VIDEO_DECODER_H_
 
-#include <deque>
 #include <list>
 #include <map>
 #include <utility>
+#include <vector>
 
 #include "media/base/pipeline_status.h"
 #include "media/base/demuxer_stream.h"
 #include "media/base/video_decoder.h"
 #include "media/video/video_decode_accelerator.h"
 
 class MessageLoop;
 template <class T> class scoped_refptr;
 namespace base {
 class MessageLoopProxy;
@@ skipping 194 matching lines @@
 
   // Indicates decoding error occurred.
   bool error_occured_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuVideoDecoder);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_GPU_VIDEO_DECODER_H_