GetVolumeGainPrefValue   51 chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.cc     return GetVolumeGainPrefValue(*device);
GetVolumeGainPrefValue   57 chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.cc   return GetVolumeGainPrefValue(*device);
GetVolumeGainPrefValue   57 chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.h   double GetVolumeGainPrefValue(const AudioDevice& device);