Forward touch events to a RenderWidget's associated WebWidget

chrome/renderer/render_widget.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROME_RENDERER_RENDER_WIDGET_H_
 #define CHROME_RENDERER_RENDER_WIDGET_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 11 matching lines @@
 #include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebTextDirection.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebTextInputType.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebWidgetClient.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "webkit/glue/webcursor.h"
 
 class RenderThreadBase;
 struct ViewHostMsg_ShowPopup_Params;
 
+#if defined(TOUCH_UI)
+class GestureManager;
+#endif
+
 namespace gfx {
 class Point;
 }
 
 namespace IPC {
 class SyncMessage;
 }
 
 namespace skia {
 class PlatformCanvas;
@@ skipping 298 matching lines @@
   scoped_ptr<ViewHostMsg_ShowPopup_Params> popup_params_;
 
   scoped_ptr<IPC::Message> pending_input_event_ack_;
 
   // Indicates if the next sequence of Char events should be suppressed or not.
   bool suppress_next_char_events_;
 
   // Set to true if painting to the window is handled by the GPU process.
   bool is_gpu_rendering_active_;
 
+#if defined(TOUCH_UI)
+  // A cached pointer to the GestureManager.

[darin (slow to review), 2010/09/25 15:21:06]

why cache this here?  GestureManager::Get() is fast.

+  GestureManager* gesture_manager_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 #endif  // CHROME_RENDERER_RENDER_WIDGET_H_