Replace OVERRIDE and FINAL with override and final in content/shell/[a-s]*

content/shell/tools/plugin/Tests/NPPNewFails.cpp

 // Copyright 2014 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.
 
 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ skipping 28 matching lines @@
         : PluginTest(npp, identifier)
     {
     }
 
 private:
  virtual NPError NPP_New(NPMIMEType pluginType,
                          uint16_t mode,
                          int16_t argc,
                          char* argn[],
                          char* argv[],
-                         NPSavedData* saved) OVERRIDE {
+                         NPSavedData* saved) override {
         return NPERR_GENERIC_ERROR;
     }
 };
 
 static PluginTest::Register<NPPNewFails> nppNewFails("npp-new-fails");