Part 1 of repairing regressions to my old clang check plugins so Nico can

chrome/renderer/page_click_tracker.h

 // Copyright (c) 2010 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_PAGE_CLICK_TRACKER_H_
 #define CHROME_RENDERER_PAGE_CLICK_TRACKER_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 33 matching lines @@
  private:
   // RenderView::Observer implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
   virtual void DidFinishDocumentLoad(WebKit::WebFrame* frame);
   virtual void FrameDetached(WebKit::WebFrame* frame);
 
   // WebKit::WebDOMEventListener implementation.
   virtual void handleEvent(const WebKit::WebDOMEvent& event);
 
   // Called after the mouse event |event| has been processed by WebKit.
-  void DidHandleMouseEvent(const WebKit::WebMouseEvent& event);
+  virtual void DidHandleMouseEvent(const WebKit::WebMouseEvent& event);
 
   // Returns the currently focused node in the associated render view.
   // That node may be null.
   WebKit::WebNode GetFocusedNode();
 
   // The last node that was clicked and had focus.
   WebKit::WebNode last_node_clicked_;
 
   // Whether the last clicked node had focused before it was clicked.
   bool was_focused_;
 
   // The frames we are listening to for mouse events.
   typedef std::vector<WebKit::WebFrame*> FrameList;
   FrameList tracked_frames_;
 
   // The listener getting the actual notifications.
   ObserverList<PageClickListener> listeners_;
 
   DISALLOW_COPY_AND_ASSIGN(PageClickTracker);
 };
 
 #endif  // CHROME_RENDERER_PAGE_CLICK_TRACKER_H_