views: Start sending mouse events using the EventDispatch interface.

ui/views/widget/widget.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/views/widget/widget.h"
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
@@ skipping 1174 matching lines @@
         last_mouse_event_was_move_ = true;
         GetRootView()->OnMouseMoved(*event);
       }
       return;
     case ui::ET_MOUSE_EXITED:
       last_mouse_event_was_move_ = false;
       GetRootView()->OnMouseExited(*event);
       return;
     case ui::ET_MOUSEWHEEL:
       if (GetRootView()->OnMouseWheel(
-          reinterpret_cast<const ui::MouseWheelEvent&>(*event)))
+          static_cast<const ui::MouseWheelEvent&>(*event)))
         event->SetHandled();
       return;
     default:
       return;
   }
   event->SetHandled();
 }
 
 void Widget::OnMouseCaptureLost() {
   if (is_mouse_button_pressed_ || is_touch_down_)
@@ skipping 215 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // internal::NativeWidgetPrivate, NativeWidget implementation:
 
 internal::NativeWidgetPrivate* NativeWidgetPrivate::AsNativeWidgetPrivate() {
   return this;
 }
 
 }  // namespace internal
 }  // namespace views