Initial views touchui Gesture Recognizer support

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/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "ui/base/hit_test.h"
@@ skipping 1056 matching lines @@
 }
 
 void Widget::OnMouseCaptureLost() {
   if (is_mouse_button_pressed_)
     GetRootView()->OnMouseCaptureLost();
   is_mouse_button_pressed_ = false;
 }
 
 ui::TouchStatus Widget::OnTouchEvent(const TouchEvent& event) {
   ScopedEvent scoped(this, event);
-  return static_cast<internal::RootView*>(GetRootView())->OnTouchEvent(event);
+  return GetRootView()->OnTouchEvent(event);
+}
+
+ui::GestureStatus Widget::OnGestureEvent(const GestureEvent& event) {
+  ScopedEvent scoped(this, event);
+  return GetRootView()->OnGestureEvent(event);
 }
 
 bool Widget::ExecuteCommand(int command_id) {
   return widget_delegate_->ExecuteWindowsCommand(command_id);
 }
 
 InputMethod* Widget::GetInputMethodDirect() {
   return input_method_.get();
 }
 
@@ skipping 147 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // internal::NativeWidgetPrivate, NativeWidget implementation:
 
 internal::NativeWidgetPrivate* NativeWidgetPrivate::AsNativeWidgetPrivate() {
   return this;
 }
 
 }  // namespace internal
 }  // namespace views