Delete the GTK+ port of Chrome.

ui/base/gtk/gtk_screen_util.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef UI_BASE_GTK_GTK_SCREEN_UTILS_H_
-#define UI_BASE_GTK_GTK_SCREEN_UTILS_H_
-
-#include <gtk/gtk.h>
-
-#include "ui/base/ui_base_export.h"
-#include "ui/gfx/point.h"
-#include "ui/gfx/rect.h"
-#include "ui/gfx/vector2d.h"
-
-namespace ui {
-
-// Returns true if the screen is composited, false otherwise.
-UI_BASE_EXPORT bool IsScreenComposited();
-
-// Get the current location of the mouse cursor relative to the screen.
-UI_BASE_EXPORT gfx::Point ScreenPoint(GtkWidget* widget);
-
-// Get the current location of the mouse cursor relative to the widget.
-UI_BASE_EXPORT gfx::Point ClientPoint(GtkWidget* widget);
-
-// Gets the offset of a gtk widget from the origin in screen coordinates.
-UI_BASE_EXPORT gfx::Vector2d GetWidgetScreenOffset(GtkWidget* widget);
-
-// Returns the bounds of the specified widget in screen coordinates.
-UI_BASE_EXPORT gfx::Rect GetWidgetScreenBounds(GtkWidget* widget);
-
-}  // namespace ui
-
-#endif  // UI_BASE_GTK_GTK_SCREEN_UTILS_H_