replace OVERRIDE and FINAL with override and final in extensions/

extensions/browser/api/power/power_api_manager.h

Index: extensions/browser/api/power/power_api_manager.h
diff --git a/extensions/browser/api/power/power_api_manager.h b/extensions/browser/api/power/power_api_manager.h
index 477113d4edd2811a109106266b0327c4834eabbe..9eca2275265f2c6e0a8027b16d582fdecd4a37c6 100644
--- a/extensions/browser/api/power/power_api_manager.h
+++ b/extensions/browser/api/power/power_api_manager.h
@@ -54,7 +54,7 @@ class PowerApiManager : public BrowserContextKeyedAPI,
   virtual void OnExtensionUnloaded(content::BrowserContext* browser_context,
                                    const Extension* extension,
                                    UnloadedExtensionInfo::Reason reason)
-      OVERRIDE;
+      override;
 
  private:
   friend class BrowserContextKeyedAPIFactory<PowerApiManager>;
@@ -70,7 +70,7 @@ class PowerApiManager : public BrowserContextKeyedAPI,
   static const char* service_name() { return "PowerApiManager"; }
   static const bool kServiceRedirectedInIncognito = true;
   static const bool kServiceIsCreatedWithBrowserContext = false;
-  virtual void Shutdown() OVERRIDE;
+  virtual void Shutdown() override;
 
   content::BrowserContext* browser_context_;