Enable pulse as the default IO handling in Chrome

media/audio/openbsd/audio_manager_openbsd.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_OPENBSD_AUDIO_MANAGER_OPENBSD_H_
 #define MEDIA_AUDIO_OPENBSD_AUDIO_MANAGER_OPENBSD_H_
 
 #include <set>
 
 #include "base/compiler_specific.h"
@@ skipping 24 matching lines @@
  protected:
   virtual ~AudioManagerOpenBSD();
 
   virtual AudioParameters GetPreferredOutputStreamParameters(
       const AudioParameters& input_params) OVERRIDE;
 
  private:
   // Called by MakeLinearOutputStream and MakeLowLatencyOutputStream.
   AudioOutputStream* MakeOutputStream(const AudioParameters& params);
 
+  // Flag to indicate whether the pulse library has been initialized or not.
+  bool pulse_library_is_initialized_;
+
   DISALLOW_COPY_AND_ASSIGN(AudioManagerOpenBSD);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_OPENBSD_AUDIO_MANAGER_OPENBSD_H_