Make GetRootWindow() return a Window instead of a RootWindow.

ash/wm/sticky_keys.cc

 // Copyright 2013 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 "ash/wm/sticky_keys.h"
 
 #include <X11/Xlib.h>
 #undef RootWindow
 
 #include "base/basictypes.h"
@@ skipping 22 matching lines @@
 
 StickyKeysHandlerDelegateImpl::StickyKeysHandlerDelegateImpl() {
 }
 
 StickyKeysHandlerDelegateImpl::~StickyKeysHandlerDelegateImpl() {
 }
 
 void StickyKeysHandlerDelegateImpl::DispatchKeyEvent(ui::KeyEvent* event,
                                                      aura::Window* target) {
   DCHECK(target);
-  target->GetRootWindow()->AsRootWindowHostDelegate()->OnHostKeyEvent(event);
+  target->GetDispatcher()->AsRootWindowHostDelegate()->OnHostKeyEvent(event);
 }
 
 }  // namespace
 
 ///////////////////////////////////////////////////////////////////////////////
 //  StickyKeys
 StickyKeys::StickyKeys()
     : shift_sticky_key_(
           new StickyKeysHandler(ui::EF_SHIFT_DOWN,
                               new StickyKeysHandlerDelegateImpl())),
@@ skipping 169 matching lines @@
     default:
       NOTREACHED();
   }
   event->set_flags(event->flags() | modifier_flag_);
   event->set_character(ui::GetCharacterFromKeyCode(event->key_code(),
                                                    event->flags()));
   event->NormalizeFlags();
 }
 
 }  // namespace ash