Fix the html select tag showing up at the wrong position. This was a regression from r166446.

ui/aura/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/root_window_host_win.h"
 
 #include <windows.h>
 
 #include <algorithm>
 
@@ skipping 246 matching lines @@
 }
 
 LRESULT RootWindowHostWin::OnNCActivate(UINT message,
                                         WPARAM w_param,
                                         LPARAM l_param) {
   if (!!w_param)
     delegate_->OnHostActivated();
   return DefWindowProc(hwnd(), message, w_param, l_param);
 }
 
+void RootWindowHostWin::OnMove(const CPoint& point) {
+  if (delegate_)
+    delegate_->OnHostMoved(gfx::Point(point.x, point.y));
+}
+
 void RootWindowHostWin::OnPaint(HDC dc) {
   delegate_->OnHostPaint();
   ValidateRect(hwnd(), NULL);
 }
 
 void RootWindowHostWin::OnSize(UINT param, const CSize& size) {
   // Minimizing resizes the window to 0x0 which causes our layout to go all
   // screwy, so we just ignore it.
   if (param != SIZE_MINIMIZED)
     delegate_->OnHostResized(gfx::Size(size.cx, size.cy));
 }
 
 }  // namespace aura