made several inherited methods virtual

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27993 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/media_addon/main.cpp

@@ -70,11 +70,12 @@ struct AddOnInfo {
 class MediaAddonServer : BApplication {
 public:
 					MediaAddonServer(const char *sig);
-	~MediaAddonServer();
-	void ReadyToRun();
-	bool QuitRequested();
-	void MessageReceived(BMessage *msg);
+	virtual 		~MediaAddonServer();
+	virtual	void 	ReadyToRun();
+	virtual bool 	QuitRequested();
+	virtual void 	MessageReceived(BMessage *msg);
 	
+private:
 			void 	WatchDir(BEntry *dir);
 			void 	AddOnAdded(const char *path, ino_t file_node);
 			void 	AddOnRemoved(ino_t file_node);
@@ -89,7 +90,6 @@ public:
 
 			port_id ControlPort() const { return fControlPort; }
 
-private:
 	static 	int32 	_ControlThread(void *arg);
 
 	Map<ino_t, media_addon_id> *fFileMap;