Mono.TextEditor.TextViewMargin.DisposeSearchPatternWorker C# (CSharp) Method

		void DisposeSearchPatternWorker ()
		{
			if (searchPatternWorker == null)
				return;
			if (searchPatternWorker.IsBusy)
				searchPatternWorker.CancelAsync ();
			searchPatternWorker.DoWork -= SearchPatternWorkerDoWork;
			searchPatternWorker.Dispose ();
			searchPatternWorker = null;
		}