replace OVERRIDE and FINAL with override and final in athena/

athena/extensions/athena_app_delegate_base.h

Index: athena/extensions/athena_app_delegate_base.h
diff --git a/athena/extensions/athena_app_delegate_base.h b/athena/extensions/athena_app_delegate_base.h
index c72eec5da023b4cde4ce6b8ad803507c25a9bc5e..2c8e6f5024e2cc767084c53d3597aac3b868c058 100644
--- a/athena/extensions/athena_app_delegate_base.h
+++ b/athena/extensions/athena_app_delegate_base.h
@@ -21,21 +21,21 @@ class AthenaAppDelegateBase : public extensions::AppDelegate {
 
   // extensions::AppDelegate:
   virtual void ResizeWebContents(content::WebContents* web_contents,
-                                 const gfx::Size& size) OVERRIDE;
+                                 const gfx::Size& size) override;
   virtual content::WebContents* OpenURLFromTab(
       content::BrowserContext* context,
       content::WebContents* source,
-      const content::OpenURLParams& params) OVERRIDE;
+      const content::OpenURLParams& params) override;
   virtual void AddNewContents(content::BrowserContext* context,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture,
-                              bool* was_blocked) OVERRIDE;
-  virtual int PreferredIconSize() OVERRIDE;
+                              bool* was_blocked) override;
+  virtual int PreferredIconSize() override;
   virtual bool IsWebContentsVisible(
-      content::WebContents* web_contents) OVERRIDE;
-  virtual void SetTerminatingCallback(const base::Closure& callback) OVERRIDE;
+      content::WebContents* web_contents) override;
+  virtual void SetTerminatingCallback(const base::Closure& callback) override;
 
   scoped_ptr<NewActivityContentsDelegate> new_window_contents_delegate_;
   base::Closure terminating_callback_;