Implement HasInputDevices in CrasAudioManager

media/audio/audio_manager_base.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_BASE_H_
 #define MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_
 
 #include <string>
 #include <utility>
 
@@ skipping 94 matching lines @@
       const std::string& device_id) override;
 
   std::string GetAssociatedOutputDeviceID(
       const std::string& input_device_id) override;
 
   scoped_ptr<AudioLog> CreateAudioLog(
       AudioLogFactory::AudioComponent component) override;
 
   void SetHasKeyboardMic() override;
 
+  void SetHasInputDevices(bool has_input_devices) override;

[Daniel Erat, 2015/06/18 14:53:20]

nit: if these methods all implement the AudioManager interface, the usual
approach is to put them all together without any blank lines between them and
preface the block with a comment like:

  // AudioManager:

[cychiang, 2015/06/23 06:05:40]

Done.

+
   // Get number of input or output streams.
   int input_stream_count() const { return num_input_streams_; }
   int output_stream_count() const { return num_output_streams_; }
 
  protected:
   AudioManagerBase(AudioLogFactory* audio_log_factory);
 
   // Shuts down the audio thread and releases all the audio output dispatchers
   // on the audio thread.  All audio streams should be freed before Shutdown()
   // is called.  This must be called in the destructor of every AudioManagerBase
@@ skipping 65 matching lines @@
 
   // Proxy for creating AudioLog objects.
   AudioLogFactory* const audio_log_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioManagerBase);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_