make menus, bubbles, etc. top level windows on aura

ui/aura/remote_root_window_host_win.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 "ui/aura/remote_root_window_host_win.h"
 
 #include <windows.h>
 
 #include <algorithm>
 
@@ skipping 305 matching lines @@
 }
 
 void RemoteRootWindowHostWin::OnDeviceScaleFactorChanged(
     float device_scale_factor) {
   NOTIMPLEMENTED();
 }
 
 void RemoteRootWindowHostWin::PrepareForShutdown() {
 }
 
+void RemoteRootWindowHostWin::SetHostWindowExpansion(const gfx::Rect& extra) {
+  NOTIMPLEMENTED();
+}
+
 void RemoteRootWindowHostWin::OnMouseMoved(int32 x, int32 y, int32 flags) {
   gfx::Point location(x, y);
   ui::MouseEvent event(ui::ET_MOUSE_MOVED, location, location, flags);
   delegate_->OnHostMouseEvent(&event);
 }
 
 void RemoteRootWindowHostWin::OnMouseButton(
     int32 x, int32 y, int32 extra, ui::EventType type, ui::EventFlags flags) {
   gfx::Point location(x, y);
   ui::MouseEvent mouse_event(type, location, location, 0);
@@ skipping 109 matching lines @@
   } else {
     ui::KeyEvent event(type,
                        ui::KeyboardCodeForWindowsKeyCode(vkey),
                        flags,
                        is_character);
     delegate_->OnHostKeyEvent(&event);
   }
 }
 
 }  // namespace aura