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

chrome/browser/ui/gtk/tabs/dock_info_gtk.cc

 // 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.
 
 #include "chrome/browser/ui/tabs/dock_info.h"
 
 #include <gtk/gtk.h>
 
 #include "base/logging.h"
 #include "chrome/browser/ui/browser_list.h"
@@ skipping 82 matching lines @@
   }
 
  private:
   TopMostFinder(XID window,
                 const gfx::Point& screen_loc,
                 const std::set<GtkWidget*>& ignore)
     : BaseWindowFinder(ignore),
       target_(window),
       screen_loc_(screen_loc),
       is_top_most_(false) {
-    gtk_util::EnumerateTopLevelWindows(this);
+    ui::EnumerateTopLevelWindows(this);
   }
 
   // The window we're looking for.
   XID target_;
 
   // Location of window to find.
   gfx::Point screen_loc_;
 
   // Is target_ the top most window? This is initially false but set to true
   // in ShouldStopIterating if target_ is passed in.
@@ skipping 42 matching lines @@
 
     return false;
   }
 
  private:
   LocalProcessWindowFinder(const gfx::Point& screen_loc,
                            const std::set<GtkWidget*>& ignore)
     : BaseWindowFinder(ignore),
       screen_loc_(screen_loc),
       result_(0) {
-    gtk_util::EnumerateTopLevelWindows(this);
+    ui::EnumerateTopLevelWindows(this);
   }
 
   // Position of the mouse.
   gfx::Point screen_loc_;
 
   // The resulting window. This is initially null but set to true in
   // ShouldStopIterating if an appropriate window is found.
   XID result_;
 
   DISALLOW_COPY_AND_ASSIGN(LocalProcessWindowFinder);
@@ skipping 23 matching lines @@
   gtk_window_get_position(window(), &x, &y);
   gtk_window_get_size(window(), &w, &h);
   bounds->SetRect(x, y, w, h);
   return true;
 }
 
 void DockInfo::SizeOtherWindowTo(const gfx::Rect& bounds) const {
   gtk_window_move(window(), bounds.x(), bounds.y());
   gtk_window_resize(window(), bounds.width(), bounds.height());
 }