Rename RootWindowHost* to WindowTreeHost*

ash/sticky_keys/sticky_keys_controller.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/sticky_keys/sticky_keys_controller.h"
 
 #if defined(USE_X11)
 #include <X11/extensions/XInput2.h>
 #include <X11/Xlib.h>
 #undef RootWindow
@@ skipping 40 matching lines @@
 
 StickyKeysHandlerDelegateImpl::StickyKeysHandlerDelegateImpl() {
 }
 
 StickyKeysHandlerDelegateImpl::~StickyKeysHandlerDelegateImpl() {
 }
 
 void StickyKeysHandlerDelegateImpl::DispatchKeyEvent(ui::KeyEvent* event,
                                                      aura::Window* target) {
   DCHECK(target);
-  target->GetDispatcher()->AsRootWindowHostDelegate()->OnHostKeyEvent(event);
+  target->GetDispatcher()->AsWindowTreeHostDelegate()->OnHostKeyEvent(event);
 }
 
 void StickyKeysHandlerDelegateImpl::DispatchMouseEvent(ui::MouseEvent* event,
                                                        aura::Window* target) {
   DCHECK(target);
   // We need to send a new, untransformed mouse event to the host.
   if (event->IsMouseWheelEvent()) {
     ui::MouseWheelEvent new_event(*static_cast<ui::MouseWheelEvent*>(event));
-    target->GetDispatcher()->AsRootWindowHostDelegate()
+    target->GetDispatcher()->AsWindowTreeHostDelegate()
         ->OnHostMouseEvent(&new_event);
   } else {
     ui::MouseEvent new_event(*event, target, target->GetRootWindow());
-    target->GetDispatcher()->AsRootWindowHostDelegate()
+    target->GetDispatcher()->AsWindowTreeHostDelegate()
         ->OnHostMouseEvent(&new_event);
   }
 }
 
 void StickyKeysHandlerDelegateImpl::DispatchScrollEvent(
     ui::ScrollEvent* event,
     aura::Window* target)  {
   DCHECK(target);
-  target->GetDispatcher()->AsRootWindowHostDelegate()
+  target->GetDispatcher()->AsWindowTreeHostDelegate()
       ->OnHostScrollEvent(event);
 }
 
 }  // namespace
 
 ///////////////////////////////////////////////////////////////////////////////
 //  StickyKeys
 StickyKeysController::StickyKeysController()
     : enabled_(false),
       shift_sticky_key_(
@@ skipping 342 matching lines @@
           &xievent->mods.effective));
     }
   }
 #elif defined(USE_OZONE)
   NOTIMPLEMENTED() << "Modifier key is not handled";
 #endif
   event->set_flags(event->flags() | modifier_flag_);
 }
 
 }  // namespace ash