aura: Remove WindowTreeHost::QueryMouseLocation().

ui/aura/window_event_dispatcher.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 "ui/aura/window_event_dispatcher.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 566 matching lines @@
     return;
 
   if (window == host_->window()) {
     TRACE_EVENT1("ui", "WindowEventDispatcher::OnWindowBoundsChanged(root)",
                  "size", new_bounds.size().ToString());
 
     DispatchDetails details = DispatchHeldEvents();
     if (details.dispatcher_destroyed)
       return;
 
-    // Constrain the mouse position within the new root Window size.
-    gfx::Point point;
-    if (host_->QueryMouseLocation(&point)) {
-      SetLastMouseLocation(
-          host_->window(),
-          ui::ConvertPointToDIP(host_->window()->layer(), point));
-    }
     synthesize_mouse_move_ = false;
   }
 
   if (window->IsVisible() && !window->ignore_events()) {
     gfx::Rect old_bounds_in_root = old_bounds, new_bounds_in_root = new_bounds;
     Window::ConvertRectToTarget(window->parent(), host_->window(),
                                 &old_bounds_in_root);
     Window::ConvertRectToTarget(window->parent(), host_->window(),
                                 &new_bounds_in_root);
     gfx::Point last_mouse_location = GetLastMouseLocationInRoot();
@@ skipping 252 matching lines @@
       break;
 
     default:
       NOTREACHED();
       break;
   }
   PreDispatchLocatedEvent(target, event);
 }
 
 }  // namespace aura