Revert my change to get the tree green. Not sure why the tests became flaky....

webkit/glue/glue_accessibility.h

 // Copyright (c) 2006-2008 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 WEBKIT_GLUE_GLUE_ACCESSIBILITY_H_
 #define WEBKIT_GLUE_GLUE_ACCESSIBILITY_H_
 
 #if defined(OS_WIN)
 #include <oleacc.h>
 #else
 // TODO(port): need an equivalent of
 // http://msdn.microsoft.com/en-us/library/accessibility.iaccessible.aspx
 class IAccessible;
 #endif
 
 #include "base/hash_tables.h"
-#include "base/ref_counted.h"
+#include "chrome/common/render_messages.h"
 
 class WebView;
-struct ViewMsg_Accessibility_In_Params;
-struct ViewHostMsg_Accessibility_Out_Params;
 
 template <typename T> class COMPtr;
 
 typedef base::hash_map<int, scoped_refptr<IAccessible> > IntToIAccessibleMap;
 typedef base::hash_map<IAccessible*, int> IAccessibleToIntMap;
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 // GlueAccessibility
 //
@@ skipping 37 matching lines @@
   // duplicate entries are not created in the IntToIAccessibleMap (above).
   IAccessibleToIntMap iaccessible_to_int_map_;
 
   // Unique identifier for retrieving an IAccessible from the page's hashmap.
   int iaccessible_id_;
 
   DISALLOW_COPY_AND_ASSIGN(GlueAccessibility);
 };
 
 #endif  // WEBKIT_GLUE_GLUE_ACCESSIBILITY_H_