Linux: Do not use a hard coded app name for PulseAudio output.

media/audio/audio_manager.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 MEDIA_AUDIO_AUDIO_MANAGER_H_
 #define MEDIA_AUDIO_AUDIO_MANAGER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 43 matching lines @@
 
   // Similar to Create() except uses a FakeAudioLogFactory for testing.
   static AudioManager* CreateForTesting();
 
   // Enables the hang monitor for the AudioManager once it's created.  Must be
   // called before the AudioManager is created.  CreateWithHangTimer() requires
   // either switches::kEnableAudioHangMonitor to be present or this to have been
   // called previously to start the hang monitor.  Does nothing on OSX.
   static void EnableHangMonitor();
 
+#if defined(OS_LINUX)
+  // Sets the name of the audio source as seen by external apps. Only actually
+  // used with PulseAudio as of this writing.
+  static void SetGlobalAppName(const std::string& app_name);
+
+  // Returns the app name or an empty string if it is not set.
+  static const std::string& GetGlobalAppName();
+#endif
+
   // Should only be used for testing. Resets a previously-set
   // AudioManagerFactory. The instance of AudioManager is not affected.
   static void ResetFactoryForTesting();
 
   // Returns the pointer to the last created instance, or NULL if not yet
   // created. This is a utility method for the code outside of media directory,
   // like src/chrome.
   static AudioManager* Get();
 
   // Returns true if the OS reports existence of audio devices. This does not
@@ skipping 140 matching lines @@
  protected:
   AudioManager();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AudioManager);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_MANAGER_H_