HandleVolumeMute   82 ash/accelerators/accelerator_controller_unittest.cc   virtual bool HandleVolumeMute(const ui::Accelerator& accelerator) OVERRIDE {
HandleVolumeMute   24 ash/system/tray/default_system_tray_delegate.cc   virtual bool HandleVolumeMute(const ui::Accelerator& accelerator) OVERRIDE {
HandleVolumeMute   53 chrome/browser/ui/ash/volume_controller_chromeos.cc bool VolumeController::HandleVolumeMute(const ui::Accelerator& accelerator) {