Replace OVERRIDE and FINAL with override and final in WebKit/public

Source/web/WebHelperPluginImpl.h

Index: Source/web/WebHelperPluginImpl.h
diff --git a/Source/web/WebHelperPluginImpl.h b/Source/web/WebHelperPluginImpl.h
index 19eb82fd3b08ffe64291b6bc4db5b3f4259dd0be..0774015bb047ef675b8b15514913709b78b63963 100644
--- a/Source/web/WebHelperPluginImpl.h
+++ b/Source/web/WebHelperPluginImpl.h
@@ -48,13 +48,13 @@ class WebPluginContainerImpl;
 // Utility class to host helper plugins for media. Internally, it creates a detached
 // HTMLPluginElement to host the plugin and uses FrameLoaderClient::createPlugin() to instantiate
 // the requested plugin.
-class WebHelperPluginImpl FINAL : public WebHelperPlugin {
+class WebHelperPluginImpl final : public WebHelperPlugin {
     WTF_MAKE_NONCOPYABLE(WebHelperPluginImpl);
     WTF_MAKE_FAST_ALLOCATED;
 public:
     // WebHelperPlugin methods:
-    virtual WebPlugin* getPlugin() OVERRIDE;
-    virtual void destroy() OVERRIDE;
+    virtual WebPlugin* getPlugin() override;
+    virtual void destroy() override;
 
 private:
     friend class WebHelperPlugin;