move the APM to chrome.

content/renderer/media/media_stream_dependency_factory.h

Index: content/renderer/media/media_stream_dependency_factory.h
diff --git a/content/renderer/media/media_stream_dependency_factory.h b/content/renderer/media/media_stream_dependency_factory.h
index 5dad7c5dd5c284f48fcd59c9ce66932344a7c66b..0ebddd33a2fef12e29888fd8e6c2ff3540ab9b47 100644
--- a/content/renderer/media/media_stream_dependency_factory.h
+++ b/content/renderer/media/media_stream_dependency_factory.h
@@ -195,7 +195,8 @@ class CONTENT_EXPORT MediaStreamDependencyFactory
   // and |device_info|. When the |render_view_id| and |device_info| are valid,
   // it reuses existing capture if any; otherwise it creates a new capturer.
   virtual scoped_refptr<WebRtcAudioCapturer> MaybeCreateAudioCapturer(
-      int render_view_id, const StreamDeviceInfo& device_info);
+      int render_view_id, const StreamDeviceInfo& device_info,
+      const RTCMediaConstraints* constraints);
 
  private:
   // Creates and deletes |pc_factory_|, which in turn is used for