Add OVERRIDE to webkit/.

webkit/plugins/npapi/test/plugin_arguments_test.h

Index: webkit/plugins/npapi/test/plugin_arguments_test.h
diff --git a/webkit/plugins/npapi/test/plugin_arguments_test.h b/webkit/plugins/npapi/test/plugin_arguments_test.h
index c2a0eaad90c8a0d97ca396cd13c05a9bb9fbe32d..0904d49851351b3fdafa0ca4e09df471712477b7 100644
--- a/webkit/plugins/npapi/test/plugin_arguments_test.h
+++ b/webkit/plugins/npapi/test/plugin_arguments_test.h
@@ -1,10 +1,11 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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_TEST_PLUGIN_ARGUMENTS_TEST_H_
 #define WEBKIT_PLUGINS_NPAPI_TEST_PLUGIN_ARGUMENTS_TEST_H_
 
+#include "base/compiler_specific.h"
 #include "webkit/plugins/npapi/test/plugin_test.h"
 
 namespace NPAPIClient {
@@ -32,10 +33,10 @@ class PluginArgumentsTest : public PluginTest {
 
   // Initialize this PluginTest based on the arguments from NPP_New.
   virtual NPError  New(uint16 mode, int16 argc, const char* argn[],
-                       const char* argv[], NPSavedData* saved);
+                       const char* argv[], NPSavedData* saved) OVERRIDE;
 
   // NPAPI SetWindow handler.
-  virtual NPError SetWindow(NPWindow* pNPWindow);
+  virtual NPError SetWindow(NPWindow* pNPWindow) OVERRIDE;
 };
 
 }  // namespace NPAPIClient