replace OVERRIDE and FINAL with override and final in chrome/browser/ui/[w-z]*

chrome/browser/ui/webui/downloads_dom_handler.h

Index: chrome/browser/ui/webui/downloads_dom_handler.h
diff --git a/chrome/browser/ui/webui/downloads_dom_handler.h b/chrome/browser/ui/webui/downloads_dom_handler.h
index 8b5d23c63582053a674f4f21fb59dcbec7bf4bfe..14495c77f7659d0175a8bdd6e05f18dcc78e16d5 100644
--- a/chrome/browser/ui/webui/downloads_dom_handler.h
+++ b/chrome/browser/ui/webui/downloads_dom_handler.h
@@ -35,18 +35,18 @@ class DownloadsDOMHandler : public content::WebUIMessageHandler,
   void Init();
 
   // WebUIMessageHandler implementation.
-  virtual void RegisterMessages() OVERRIDE;
+  virtual void RegisterMessages() override;
 
   // AllDownloadItemNotifier::Observer interface
   virtual void OnDownloadCreated(
       content::DownloadManager* manager,
-      content::DownloadItem* download_item) OVERRIDE;
+      content::DownloadItem* download_item) override;
   virtual void OnDownloadUpdated(
       content::DownloadManager* manager,
-      content::DownloadItem* download_item) OVERRIDE;
+      content::DownloadItem* download_item) override;
   virtual void OnDownloadRemoved(
       content::DownloadManager* manager,
-      content::DownloadItem* download_item) OVERRIDE;
+      content::DownloadItem* download_item) override;
 
   // Callback for the "onPageLoaded" message.
   void OnPageLoaded(const base::ListValue* args);