Add a new GetInstance() method for remaining files with singleton classes under chrome/browser.

chrome/browser/gtk/browser_toolbar_gtk.cc

 // Copyright (c) 2010 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/gtk/browser_toolbar_gtk.h"
 
 #include <X11/XF86keysym.h>
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
@@ skipping 311 matching lines @@
 bool BrowserToolbarGtk::AlwaysShowIconForCmd(int command_id) const {
   return command_id == IDC_UPGRADE_DIALOG;
 }
 
 // menus::AcceleratorProvider
 
 bool BrowserToolbarGtk::GetAcceleratorForCommandId(
     int id,
     menus::Accelerator* accelerator) {
   const menus::AcceleratorGtk* accelerator_gtk =
-      Singleton<AcceleratorsGtk>()->GetPrimaryAcceleratorForCommand(id);
+      AcceleratorsGtk::GetInstance()->GetPrimaryAcceleratorForCommand(id);
   if (accelerator_gtk)
     *accelerator = *accelerator_gtk;
   return !!accelerator_gtk;
 }
 
 // NotificationObserver --------------------------------------------------------
 
 void BrowserToolbarGtk::Observe(NotificationType type,
                                 const NotificationSource& source,
                                 const NotificationDetails& details) {
@@ skipping 294 matching lines @@
   int x_offset = base::i18n::IsRTL() ? 0 :
       sender->allocation.width - badge.width();
   int y_offset = 0;
   canvas.DrawBitmapInt(
       badge,
       sender->allocation.x + x_offset,
       sender->allocation.y + y_offset);
 
   return FALSE;
 }