Introduce VideoConfig/AudioConfig class for CMA backend

chromecast/media/cma/backend/media_pipeline_device_fake.cc

Index: chromecast/media/cma/backend/media_pipeline_device_fake.cc
diff --git a/chromecast/media/cma/backend/media_pipeline_device_fake.cc b/chromecast/media/cma/backend/media_pipeline_device_fake.cc
index 40aa8ea3e4fa96b8d57634bd1ccf67c4a52150c0..56ba2ea2e1c43e0c0ac7e838b329141d8acec42c 100644
--- a/chromecast/media/cma/backend/media_pipeline_device_fake.cc
+++ b/chromecast/media/cma/backend/media_pipeline_device_fake.cc
@@ -17,9 +17,8 @@
 #include "chromecast/media/cma/backend/media_component_device.h"
 #include "chromecast/media/cma/backend/video_pipeline_device.h"
 #include "chromecast/media/cma/base/decoder_buffer_base.h"
-#include "media/base/audio_decoder_config.h"
+#include "chromecast/public/media/decoder_config.h"
 #include "media/base/buffers.h"
-#include "media/base/video_decoder_config.h"
 
 namespace chromecast {
 namespace media {
@@ -371,14 +370,14 @@ class AudioPipelineDeviceFake : public AudioPipelineDevice {
       const FrameStatusCB& completion_cb) override;
   base::TimeDelta GetRenderingTime() const override;
   base::TimeDelta GetRenderingDelay() const override;
-  bool SetConfig(const ::media::AudioDecoderConfig& config) override;
+  bool SetConfig(const AudioConfig& config) override;
   void SetStreamVolumeMultiplier(float multiplier) override;
   bool GetStatistics(Statistics* stats) const override;
 
  private:
   scoped_ptr<MediaComponentDeviceFake> fake_pipeline_;
 
-  ::media::AudioDecoderConfig config_;
+  AudioConfig config_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioPipelineDeviceFake);
 };
@@ -409,7 +408,7 @@ bool AudioPipelineDeviceFake::SetState(State new_state) {
     DCHECK(config_.IsValidConfig());
   }
   if (new_state == kStateUninitialized) {
-    config_ = ::media::AudioDecoderConfig();
+    config_ = AudioConfig();
   }
   return true;
 }
@@ -433,8 +432,7 @@ base::TimeDelta AudioPipelineDeviceFake::GetRenderingDelay() const {
   return fake_pipeline_->GetRenderingDelay();
 }
 
-bool AudioPipelineDeviceFake::SetConfig(
-    const ::media::AudioDecoderConfig& config) {
+bool AudioPipelineDeviceFake::SetConfig(const AudioConfig& config) {
   DCHECK(CalledOnValidThread());
   if (!config.IsValidConfig())
     return false;
@@ -468,13 +466,13 @@ class VideoPipelineDeviceFake : public VideoPipelineDevice {
   base::TimeDelta GetRenderingTime() const override;
   base::TimeDelta GetRenderingDelay() const override;
   void SetVideoClient(const VideoClient& client) override;
-  bool SetConfig(const ::media::VideoDecoderConfig& config) override;
+  bool SetConfig(const VideoConfig& config) override;
   bool GetStatistics(Statistics* stats) const override;
 
  private:
   scoped_ptr<MediaComponentDeviceFake> fake_pipeline_;
 
-  ::media::VideoDecoderConfig config_;
+  VideoConfig config_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoPipelineDeviceFake);
 };
@@ -505,7 +503,7 @@ bool VideoPipelineDeviceFake::SetState(State new_state) {
     DCHECK(config_.IsValidConfig());
   }
   if (new_state == kStateUninitialized) {
-    config_ = ::media::VideoDecoderConfig();
+    config_ = VideoConfig();
   }
   return true;
 }
@@ -532,8 +530,7 @@ base::TimeDelta VideoPipelineDeviceFake::GetRenderingDelay() const {
 void VideoPipelineDeviceFake::SetVideoClient(const VideoClient& client) {
 }
 
-bool VideoPipelineDeviceFake::SetConfig(
-    const ::media::VideoDecoderConfig& config) {
+bool VideoPipelineDeviceFake::SetConfig(const VideoConfig& config) {
   DCHECK(CalledOnValidThread());
   if (!config.IsValidConfig())
     return false;