Cleaned up the WebRtcAudioCapturer a bit.

content/renderer/media/mock_media_stream_dependency_factory.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_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 #define CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 139 matching lines @@
       const std::string& sdp,
       webrtc::SdpParseError* error) OVERRIDE;
   virtual webrtc::IceCandidateInterface* CreateIceCandidate(
       const std::string& sdp_mid,
       int sdp_mline_index,
       const std::string& sdp) OVERRIDE;
 
   virtual bool EnsurePeerConnectionFactory() OVERRIDE;
   virtual bool PeerConnectionFactoryCreated() OVERRIDE;
 
-  virtual scoped_refptr<WebRtcAudioCapturer> MaybeCreateAudioCapturer(
-      int render_view_id, const StreamDeviceInfo& device_info) OVERRIDE;
+  virtual scoped_refptr<WebRtcAudioCapturer> CreateAudioCapturer(
+      int render_view_id, const StreamDeviceInfo& device_info,
+      WebRtcAudioDeviceImpl* audio_device) OVERRIDE;
 
   MockAudioSource* last_audio_source() { return last_audio_source_.get(); }
   MockVideoSource* last_video_source() { return last_video_source_.get(); }
 
  private:
   bool mock_pc_factory_created_;
   scoped_refptr <MockAudioSource> last_audio_source_;
   scoped_refptr <MockVideoSource> last_video_source_;
 
   DISALLOW_COPY_AND_ASSIGN(MockMediaStreamDependencyFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_