HandleKeyboardBrightnessDown  997 ash/accelerators/accelerator_controller.cc             HandleKeyboardBrightnessDown(accelerator);
HandleKeyboardBrightnessDown   25 ash/system/chromeos/keyboard_brightness_controller.h   virtual bool HandleKeyboardBrightnessDown(
HandleKeyboardBrightnessDown   21 ash/system/keyboard_brightness/keyboard_brightness_control_delegate.h   virtual bool HandleKeyboardBrightnessDown(