OnLockScreenHide 195 ash/wm/lock_state_controller.h void OnLockScreenHide(base::Closure& callback); OnLockScreenHide 370 ash/wm/lock_state_controller_unittest.cc lock_state_controller_->OnLockScreenHide(closure); OnLockScreenHide 480 chrome/browser/chromeos/login/screen_locker.cc OnLockScreenHide(callback);