Remove useless AudioProcessing::Create() overload.

R=aluebs@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/36739004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@8046 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_processing/include/audio_processing.h

@@ -199,8 +199,6 @@ class AudioProcessing {
   static AudioProcessing* Create();
   // Allows passing in an optional configuration at create-time.
   static AudioProcessing* Create(const Config& config);
-  // TODO(ajm): Deprecated; remove all calls to it.
-  static AudioProcessing* Create(int id);
   virtual ~AudioProcessing() {}
 
   // Initializes internal states, while retaining all user settings. This