Temporarily disable mouse move synthesis on win

ui/aura/root_window.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.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 744 matching lines @@
   MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(&RootWindow::SynthesizeMouseMoveEvent,
                  event_factory_.GetWeakPtr()));
 }
 
 void RootWindow::SynthesizeMouseMoveEvent() {
   if (!synthesize_mouse_move_)
     return;
   synthesize_mouse_move_ = false;
+#if !defined(OS_WIN)
+  // Temporarily disabled for windows. See crbug.com/112222.
   gfx::Point orig_mouse_location = last_mouse_location_;
   layer()->transform().TransformPoint(orig_mouse_location);
 
   // TODO(derat|oshima): Don't use mouse_button_flags_ as it's
   // is currently broken. See/ crbug.com/107931.
   MouseEvent event(ui::ET_MOUSE_MOVED,
                    orig_mouse_location,
                    orig_mouse_location,
                    0);
-  //DispatchMouseEvent(&event);
+  DispatchMouseEvent(&event);
+#endif
 }
 
 }  // namespace aura