OnTracingModeChanged   22 ash/system/chromeos/tray_tracing.h   virtual void OnTracingModeChanged(bool value) = 0;
OnTracingModeChanged   45 ash/system/chromeos/tray_tracing.h   virtual void OnTracingModeChanged(bool value) OVERRIDE;
OnTracingModeChanged  232 ash/system/tray/system_tray_notifier.cc       OnTracingModeChanged(value));