GTK: Create the start of a compatibility header wrapping deprecated methods.

chrome/browser/ui/gtk/bubble/bubble_gtk.cc

 // 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.
 
 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 
 #include "base/logging.h"
 #include "chrome/browser/ui/gtk/bubble/bubble_accelerators_gtk.h"
 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/public/browser/notification_source.h"
+#include "ui/base/gtk/gtk_compat.h"
 #include "ui/base/gtk/gtk_hig_constants.h"
 #include "ui/base/gtk/gtk_windowing.h"
 #include "ui/gfx/gtk_util.h"
 #include "ui/gfx/path.h"
 #include "ui/gfx/rect.h"
 
 namespace {
 
 // The height of the arrow, and the width will be about twice the height.
 const int kArrowSize = 8;
@@ skipping 68 matching lines @@
                      ArrowLocationGtk arrow_location,
                      bool grab_input) {
   // If there is a current grab widget (menu, other bubble, etc.), hide it.
   GtkWidget* current_grab_widget = gtk_grab_get_current();
   if (current_grab_widget)
     gtk_widget_hide(current_grab_widget);
 
   DCHECK(!window_);
   anchor_widget_ = anchor_widget;
   toplevel_window_ = GTK_WINDOW(gtk_widget_get_toplevel(anchor_widget_));
-  DCHECK(GTK_WIDGET_TOPLEVEL(toplevel_window_));
+  DCHECK(gtk_widget_is_toplevel(GTK_WIDGET(toplevel_window_)));
   rect_ = rect ? *rect : gtk_util::WidgetBounds(anchor_widget);
   preferred_arrow_location_ = arrow_location;
 
   grab_input_ = grab_input;
   // Using a TOPLEVEL window may cause placement issues with certain WMs but it
   // is necessary to be able to focus the window.
   window_ = gtk_window_new(grab_input ? GTK_WINDOW_POPUP : GTK_WINDOW_TOPLEVEL);
 
   gtk_widget_set_app_paintable(window_, TRUE);
   // Resizing is handled by the program, not user.
@@ skipping 411 matching lines @@
 gboolean BubbleGtk::OnToplevelUnmap(GtkWidget* widget, GdkEvent* event) {
   Close();
   return FALSE;
 }
 
 void BubbleGtk::OnAnchorAllocate(GtkWidget* widget,
                                  GtkAllocation* allocation) {
   if (!UpdateArrowLocation(false))
     MoveWindow();
 }