Moved AudioUtil static functions to AudioManager interfaces

media/audio/pulse/audio_manager_pulse.h

Index: media/audio/pulse/audio_manager_pulse.h
diff --git a/media/audio/pulse/audio_manager_pulse.h b/media/audio/pulse/audio_manager_pulse.h
index cff290376313327d1154b6928baf7795f6dc28c9..9dacb9c1770f036b337cd89f107d272a782d8aac 100644
--- a/media/audio/pulse/audio_manager_pulse.h
+++ b/media/audio/pulse/audio_manager_pulse.h
@@ -27,6 +27,8 @@ class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase {
   virtual void ShowAudioInputSettings() OVERRIDE;
   virtual void GetAudioInputDeviceNames(media::AudioDeviceNames* device_names)
       OVERRIDE;
+  virtual AudioParameters GetInputStreamParameters(
+      const std::string& device_id) OVERRIDE;
 
   // Implementation of AudioManagerBase.
   virtual AudioOutputStream* MakeLinearOutputStream(
@@ -37,10 +39,10 @@ class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase {
       const AudioParameters& params, const std::string& device_id) OVERRIDE;
   virtual AudioInputStream* MakeLowLatencyInputStream(
       const AudioParameters& params, const std::string& device_id) OVERRIDE;
-  virtual AudioParameters GetPreferredLowLatencyOutputStreamParameters(
-      const AudioParameters& input_params) OVERRIDE;
 
-  int GetNativeSampleRate();
+ protected:
+  virtual AudioParameters GetPreferredOutputStreamParameters(
+      const AudioParameters& input_params) OVERRIDE;
 
  private:
   bool Init();
@@ -64,6 +66,9 @@ class MEDIA_EXPORT AudioManagerPulse : public AudioManagerBase {
   AudioInputStream* MakeInputStream(const AudioParameters& params,
                                     const std::string& device_id);
 
+  // Gets the native sample rate of Pulse.
+  int GetNativeSampleRate();
+
   pa_threaded_mainloop* input_mainloop_;
   pa_context* input_context_;
   AudioDeviceNames* devices_;