Ensures that WebRTC works for device selection using a different sample rate than default

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 87 matching lines @@
   virtual scoped_refptr<webrtc::PeerConnectionInterface>
       CreatePeerConnection(const webrtc::JsepInterface::IceServers& ice_servers,
                            const webrtc::MediaConstraintsInterface* constraints,
                            WebKit::WebFrame* frame,
                            webrtc::PeerConnectionObserver* observer) OVERRIDE;
   virtual scoped_refptr<webrtc::VideoSourceInterface>
       CreateVideoSource(
           int video_session_id,
           bool is_screencast,
           const webrtc::MediaConstraintsInterface* constraints) OVERRIDE;
+  virtual bool InitializeAudioSource(
+      const StreamDeviceInfo& device_info) OVERRIDE;
   virtual scoped_refptr<webrtc::LocalMediaStreamInterface>
       CreateLocalMediaStream(const std::string& label) OVERRIDE;
   virtual scoped_refptr<webrtc::VideoTrackInterface>
       CreateLocalVideoTrack(const std::string& id,
                             webrtc::VideoSourceInterface* source) OVERRIDE;
   virtual scoped_refptr<webrtc::LocalAudioTrackInterface>
       CreateLocalAudioTrack(const std::string& id,
                             webrtc::AudioDeviceModule* audio_device) OVERRIDE;
   virtual webrtc::SessionDescriptionInterface* CreateSessionDescription(
       const std::string& type,
       const std::string& sdp) 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 void SetAudioDeviceSessionId(int session_id) OVERRIDE;
 
   MockVideoSource* last_video_source() { return last_video_source_; }
 
  private:
   bool mock_pc_factory_created_;
   scoped_refptr <MockVideoSource> last_video_source_;
 
   DISALLOW_COPY_AND_ASSIGN(MockMediaStreamDependencyFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_