replace OVERRIDE and FINAL with override and final in extensions/

extensions/renderer/content_watcher.cc

 // 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.
 
 #include "extensions/renderer/content_watcher.h"
 
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "extensions/common/extension_messages.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
@@ skipping 28 matching lines @@
 
   css_selectors_.swap(new_css_selectors);
 
   // Tell each frame's document about the new set of watched selectors. These
   // will trigger calls to DidMatchCSS after Blink has a chance to apply the new
   // style, which will in turn notify the browser about the changes.
   struct WatchSelectors : public content::RenderViewVisitor {
     explicit WatchSelectors(const WebVector<WebString>& css_selectors)
         : css_selectors_(css_selectors) {}
 
-    virtual bool Visit(content::RenderView* view) OVERRIDE {
+    virtual bool Visit(content::RenderView* view) override {
       for (blink::WebFrame* frame = view->GetWebView()->mainFrame(); frame;
            frame = frame->traverseNext(/*wrap=*/false))
         frame->document().watchCSSSelectors(css_selectors_);
 
       return true;  // Continue visiting.
     }
 
     const WebVector<WebString>& css_selectors_;
   };
   WatchSelectors visitor(css_selectors_);
@@ skipping 51 matching lines @@
        it != transitive_selectors.end();
        ++it)
     selector_strings.push_back(it->as_string());
   content::RenderView* view =
       content::RenderView::FromWebView(top_frame->view());
   view->Send(new ExtensionHostMsg_OnWatchedPageChange(view->GetRoutingID(),
                                                       selector_strings));
 }
 
 }  // namespace extensions