Relocate last remnants of webkit/renderer/media code.

webkit/renderer/media/crypto/ppapi/ffmpeg_cdm_video_decoder.h

-// Copyright 2013 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 WEBKIT_RENDERER_MEDIA_CRYPTO_PPAPI_FFMPEG_CDM_VIDEO_DECODER_H_
-#define WEBKIT_RENDERER_MEDIA_CRYPTO_PPAPI_FFMPEG_CDM_VIDEO_DECODER_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "webkit/renderer/media/crypto/ppapi/cdm/content_decryption_module.h"
-#include "webkit/renderer/media/crypto/ppapi/cdm_video_decoder.h"
-
-struct AVCodecContext;
-struct AVFrame;
-
-namespace webkit_media {
-
-class FFmpegCdmVideoDecoder : public CdmVideoDecoder {
- public:
-  explicit FFmpegCdmVideoDecoder(cdm::Host* host);
-  virtual ~FFmpegCdmVideoDecoder();
-
-  // CdmVideoDecoder implementation.
-  virtual bool Initialize(const cdm::VideoDecoderConfig& config) OVERRIDE;
-  virtual void Deinitialize() OVERRIDE;
-  virtual void Reset() OVERRIDE;
-  virtual cdm::Status DecodeFrame(const uint8_t* compressed_frame,
-                                  int32_t compressed_frame_size,
-                                  int64_t timestamp,
-                                  cdm::VideoFrame* decoded_frame) OVERRIDE;
-  virtual bool is_initialized() const OVERRIDE { return is_initialized_; }
-
-  // Returns true when |format| and |data_size| specify a supported video
-  // output configuration.
-  static bool IsValidOutputConfig(cdm::VideoFormat format,
-                                  const cdm::Size& data_size);
-
- private:
-  // Allocates storage, then copies video frame stored in |av_frame_| to
-  // |cdm_video_frame|. Returns true when allocation and copy succeed.
-  bool CopyAvFrameTo(cdm::VideoFrame* cdm_video_frame);
-
-  void ReleaseFFmpegResources();
-
-  // FFmpeg structures owned by this object.
-  AVCodecContext* codec_context_;
-  AVFrame* av_frame_;
-
-  bool is_initialized_;
-
-  cdm::Host* const host_;
-
-  DISALLOW_COPY_AND_ASSIGN(FFmpegCdmVideoDecoder);
-};
-
-}  // namespace webkit_media
-
-#endif  // WEBKIT_RENDERER_MEDIA_CRYPTO_PPAPI_FFMPEG_CDM_VIDEO_DECODER_H_