Revert of Plumb decoded video pixel format from GPU process to renderer.

content/renderer/media/rtc_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 CONTENT_RENDERER_MEDIA_RTC_VIDEO_DECODER_H_
 #define CONTENT_RENDERER_MEDIA_RTC_VIDEO_DECODER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 64 matching lines @@
                  int64_t renderTimeMs = -1) override;
   // Called on WebRTC DecodingThread.
   int32_t RegisterDecodeCompleteCallback(
       webrtc::DecodedImageCallback* callback) override;
   // Called on Chrome_libJingle_WorkerThread. The child thread is blocked while
   // this runs.
   int32_t Release() override;
 
   // VideoDecodeAccelerator::Client implementation.
   void ProvidePictureBuffers(uint32_t count,
-                             media::VideoPixelFormat format,
                              uint32_t textures_per_buffer,
                              const gfx::Size& size,
                              uint32_t texture_target) override;
   void DismissPictureBuffer(int32_t id) override;
   void PictureReady(const media::Picture& picture) override;
   void NotifyEndOfBitstreamBuffer(int32_t id) override;
   void NotifyFlushDone() override;
   void NotifyResetDone() override;
   void NotifyError(media::VideoDecodeAccelerator::Error error) override;
 
@@ skipping 131 matching lines @@
   const webrtc::VideoCodecType video_codec_type_;
 
   // The size of the incoming video frames.
   gfx::Size frame_size_;
 
   media::GpuVideoAcceleratorFactories* const factories_;
 
   // The texture target used for decoded pictures.
   uint32_t decoder_texture_target_;
 
-  // The format of the decoded pictures.
-  media::VideoPixelFormat pixel_format_;
-
   // Metadata of the buffers that have been sent for decode.
   std::list<BufferData> input_buffer_data_;
 
   // A map from bitstream buffer IDs to bitstream buffers that are being
   // processed by VDA. The map owns SHM buffers.
   std::map<int32_t, base::SharedMemory*> bitstream_buffers_in_decoder_;
 
   // A map from picture buffer IDs to texture-backed picture buffers.
   std::map<int32_t, media::PictureBuffer> assigned_picture_buffers_;
 
@@ skipping 50 matching lines @@
   // Must be destroyed, or invalidated, on |vda_loop_proxy_|
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<RTCVideoDecoder> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RTCVideoDecoder);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_RTC_VIDEO_DECODER_H_