// Copyright 2012 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "ui/display/display_observer.h" #include "ui/display/screen.h" #include "ui/display/tablet_state.h" namespace display { DisplayObserver::~DisplayObserver() { … } ScopedOptionalDisplayObserver::ScopedOptionalDisplayObserver( DisplayObserver* observer) { … } ScopedOptionalDisplayObserver::~ScopedOptionalDisplayObserver() { … } ScopedDisplayObserver::ScopedDisplayObserver(DisplayObserver* observer) : … { … } } // namespace display