Aura desktop: Fix tab dragging within a single chrome window.

chrome/browser/ui/gtk/gtk_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 CHROME_BROWSER_UI_GTK_GTK_UTIL_H_
 #define CHROME_BROWSER_UI_GTK_GTK_UTIL_H_
 #pragma once
 
 #include <gtk/gtk.h>
 #include <string>
@@ skipping 95 matching lines @@
 // relative to the widget's top-left origin.
 void ConvertWidgetPointToScreen(GtkWidget* widget, gfx::Point* p);
 
 // Stick the widget in the given hbox without expanding vertically. The widget
 // is packed at the start of the hbox. This is useful for widgets that would
 // otherwise expand to fill the vertical space of the hbox
 // (e.g. buttons). Returns the vbox that widget was packed in.
 GtkWidget* CenterWidgetInHBox(GtkWidget* hbox, GtkWidget* widget,
                               bool pack_at_end, int padding);
 
-// Enumerates the top-level gdk windows of the current display.
-void EnumerateTopLevelWindows(ui::EnumerateWindowsDelegate* delegate);
-
 // Set that clicking the button with the given mouse buttons will cause a click
 // event.
 // NOTE: If you need to connect to the button-press-event or
 // button-release-event signals, do so before calling this function.
 void SetButtonClickableByMouseButtons(GtkWidget* button,
                                       bool left, bool middle, bool right);
 
 // Set that a button causes a page navigation. In particular, it will accept
 // middle clicks. Warning: only call this *after* you have connected your
 // own handlers for button-press and button-release events, or you will not get
@@ skipping 184 matching lines @@
 void ApplyMessageDialogQuirks(GtkWidget* dialog);
 
 // Performs Cut/Copy/Paste operation on the |window|.
 void DoCut(BrowserWindow* window);
 void DoCopy(BrowserWindow* window);
 void DoPaste(BrowserWindow* window);
 
 }  // namespace gtk_util
 
 #endif  // CHROME_BROWSER_UI_GTK_GTK_UTIL_H_