Cleanup: Remove unneeded scoped_ptr.h includes from webkit.

webkit/plugins/ppapi/host_var_tracker.h

 // 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.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_HOST_VAR_TRACKER_H_
 #define WEBKIT_PLUGINS_PPAPI_HOST_VAR_TRACKER_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/hash_tables.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/shared_impl/resource_tracker.h"
 #include "ppapi/shared_impl/var_tracker.h"
 #include "webkit/plugins/webkit_plugins_export.h"
 
 typedef struct NPObject NPObject;
 
 namespace ppapi {
@@ skipping 57 matching lines @@
       InstanceMap;
   InstanceMap instance_map_;
 
   DISALLOW_COPY_AND_ASSIGN(HostVarTracker);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_HOST_VAR_TRACKER_H_