Removing deprecated GTK-Views code.

ui/views/widget/gtk_views_window.h

-// Copyright (c) 2011 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_VIEWS_WIDGET_GTK_VIEWS_WINDOW_H_
-#define UI_VIEWS_WIDGET_GTK_VIEWS_WINDOW_H_
-#pragma once
-
-#include <gtk/gtkwindow.h>
-
-// GtkViewsWindow is a subclass of GtkWindow that overrides its move_focus
-// method so that we can handle focus traversing by ourselves.
-
-G_BEGIN_DECLS
-
-#define GTK_TYPE_VIEWS_WINDOW        (gtk_views_window_get_type ())
-#define GTK_VIEWS_WINDOW(obj) \
-    (G_TYPE_CHECK_INSTANCE_CAST((obj), GTK_TYPE_VIEWS_WINDOW, GtkViewsWindow))
-#define GTK_VIEWS_WINDOW_CLASS(klass) \
-    (G_TYPE_CHECK_CLASS_CAST((klass), GTK_TYPE_VIEWS_WINDOW, \
-                             GtkViewsWindowClass))
-#define GTK_IS_VIEWS_WINDOW(obj) \
-    (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_VIEWS_WINDOW))
-#define GTK_IS_VIEWS_WINDOW_CLASS(klass) \
-    (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_VIEWS_WINDOW))
-#define GTK_VIEWS_WINDOW_GET_CLASS(obj) \
-    (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_VIEWS_WINDOW, GtkViewsWindow))
-
-typedef struct _GtkViewsWindow        GtkViewsWindow;
-typedef struct _GtkViewsWindowClass   GtkViewsWindowClass;
-
-struct _GtkViewsWindow {
-  GtkWindow window;
-};
-
-struct _GtkViewsWindowClass {
-  GtkWindowClass parent_class;
-};
-
-GtkWidget* gtk_views_window_new(GtkWindowType type);
-
-G_END_DECLS
-
-#endif  // UI_VIEWS_WIDGET_GTK_VIEWS_WINDOW_H_