Move root_window.* to window_event_dispatcher.*

ash/accelerators/key_hold_detector.cc

 // Copyright 2014 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/accelerators/key_hold_detector.h"
 
 #include <X11/Xlib.h>
 
 #undef RootWindow
 #undef Status
 
 #include "ash/shell.h"
 #include "base/message_loop/message_loop.h"
-#include "ui/aura/root_window.h"
+#include "ui/aura/window_event_dispatcher.h"
 #include "ui/aura/window_tracker.h"
 #include "ui/events/event_dispatcher.h"
 
 namespace ash {
 namespace {
 
 void DispatchPressedEvent(XEvent native_event,
                           scoped_ptr<aura::WindowTracker> tracker) {
   // The target window may be gone.
   if (tracker->windows().empty())
@@ skipping 64 matching lines @@
         delegate_->OnKeyUnhold(event);
         event->StopPropagation();
         break;
       }
     }
     state_ = INITIAL;
   }
 }
 
 }  // namespace ash