Add OVERRIDE to chrome/test/.

chrome/test/webdriver/commands/appcache_status_command.h

Index: chrome/test/webdriver/commands/appcache_status_command.h
diff --git a/chrome/test/webdriver/commands/appcache_status_command.h b/chrome/test/webdriver/commands/appcache_status_command.h
index fc91e3c444c63ea74912fa26465eff0523b9e541..543f050edfdd6c4d44739383dd58fa4d4d769e14 100644
--- a/chrome/test/webdriver/commands/appcache_status_command.h
+++ b/chrome/test/webdriver/commands/appcache_status_command.h
@@ -24,10 +24,10 @@ class AppCacheStatusCommand : public WebDriverCommand {
                         const base::DictionaryValue* const parameters);
   virtual ~AppCacheStatusCommand();
 
-  virtual bool DoesGet();
+  virtual bool DoesGet() OVERRIDE;
 
   // A call with HTTP GET will return the status of the appcahe.
-  virtual void ExecuteGet(Response* const response);
+  virtual void ExecuteGet(Response* const response) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AppCacheStatusCommand);