Upating the app, ceee, chrome, ipc, media, and net directories to use the correct lock.h file.

webkit/plugins/npapi/plugin_list.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 WEBKIT_PLUGINS_NPAPI_PLUGIN_LIST_H_
 #define WEBKIT_PLUGINS_NPAPI_PLUGIN_LIST_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "base/linked_ptr.h"
-#include "base/lock.h"
+#include "base/synchronization/lock.h"
 #include "third_party/npapi/bindings/nphostapi.h"
 #include "webkit/plugins/npapi/plugin_group.h"
 #include "webkit/plugins/npapi/webplugininfo.h"
 
 class GURL;
 
 namespace base {
 
 template <typename T>
 struct DefaultLazyInstanceTraits;
@@ skipping 303 matching lines @@
 
   bool disable_outdated_plugins_;
 
   // Holds the currently available plugin groups.
   PluginGroup::PluginMap plugin_groups_;
 
   int next_priority_;
 
   // Need synchronization for the above members since this object can be
   // accessed on multiple threads.
-  Lock lock_;
+  base::Lock lock_;
 
   friend struct base::DefaultLazyInstanceTraits<PluginList>;
 
   DISALLOW_COPY_AND_ASSIGN(PluginList);
 };
 
 }  // namespace npapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_NPAPI_PLUGIN_LIST_H_