remove VideoDeviceError and AudioDeviceError for media stream.

content/renderer/media/media_stream_impl.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 CONTENT_RENDERER_MEDIA_MEDIA_STREAM_IMPL_H_
 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_IMPL_H_
 
 #include <map>
 #include <string>
 
@@ skipping 65 matching lines @@
       const GURL& url,
       media::MessageLoopFactory* message_loop_factory) OVERRIDE;
 
   // MediaStreamDispatcherEventHandler implementation.
   virtual void OnStreamGenerated(
       int request_id,
       const std::string& label,
       const media_stream::StreamDeviceInfoArray& audio_array,
       const media_stream::StreamDeviceInfoArray& video_array) OVERRIDE;
   virtual void OnStreamGenerationFailed(int request_id) OVERRIDE;
-  virtual void OnVideoDeviceFailed(
-      const std::string& label,
-      int index) OVERRIDE;
-  virtual void OnAudioDeviceFailed(
-      const std::string& label,
-      int index) OVERRIDE;
   virtual void OnDevicesEnumerated(
       int request_id,
       const media_stream::StreamDeviceInfoArray& device_array) OVERRIDE;
   virtual void OnDevicesEnumerationFailed(int request_id) OVERRIDE;
   virtual void OnDeviceOpened(
       int request_id,
       const std::string& label,
       const media_stream::StreamDeviceInfo& device_info) OVERRIDE;
   virtual void OnDeviceOpenFailed(int request_id) OVERRIDE;
 
@@ skipping 59 matching lines @@
 
   scoped_refptr<VideoCaptureImplManager> vc_manager_;
 
   MediaRequestMap user_media_requests_;
   LocalNativeStreamMap local_media_streams_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamImpl);
 };
 
 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_IMPL_H_