 
 private extension SchemeHandler {
     func kickOffDataTask(handler: RemoteSubHandler, url: URL, urlSchemeTask: WKURLSchemeTask) {
-        guard self.schemeTaskIsActive(urlSchemeTask: urlSchemeTask) else {
+        guard schemeTaskIsActive(urlSchemeTask: urlSchemeTask) else {
             return
         }
         

        
        removeSchemeTask(urlSchemeTask: urlSchemeTask)
        
        guard let task = self.activeSessionTasks[urlSchemeTask.request] else {
            return
        }
        

        }
        
        let dataTask = handler.dataTaskForURL(url, callback: callback)
        addSessionTask(request: urlSchemeTask.request, dataTask: dataTask)
        dataTask.resume()
    }
    
