DEV-52666 FIX Chat and Move Hints shown when user performs action...

indra/newview/llfirstuse.cpp

@@ -147,6 +147,8 @@ void LLFirstUse::firstUseNotification(const std::string& control_var, bool enabl
 	{
 		LL_DEBUGS("LLFirstUse") << "Disabling first use notification " << notification_name << LL_ENDL;
 		LLNotifications::instance().cancelByName(notification_name);
+		// redundantly clear settings var here, in case there are no notifications to cancel
+		gWarningSettings.setBOOL(control_var, FALSE);
 	}
 
 }