Searchbar Text automatisch löschen

// ==UserScript==
// @name           Clear Search Word
// @description    Clears the search term after searching.
// @include        main
// @version        1.0
// ==/UserScript==
(function(searchbar) {
	searchbar.doSearch_org = searchbar.doSearch;
	searchbar.doSearch = function(aData, aWhere, aEngine) {
		this.doSearch_org(aData, aWhere, aEngine);
		this.value = "";
		this.updateDisplay();
	}
}(document.getElementById("searchbar")));

setTimeout(function() {
   if (!window.BrowserSearch)
      return;
   var searchbar = BrowserSearch.searchBar;
   if (!searchbar)
      return;
   var input = document.getAnonymousNodes(document.getAnonymousNodes(searchbar)[2])[1].lastChild;
   var tId;
   input.addEventListener('input', function() {
      clearTimeout(tId);
      tId = setTimeout(function() {
         input.value = '';
      }, 6000);
   });
}, 0);

/* Suchfeld automatisch leeren und in neuem Tab oeffnen */


(function() {
	var searchbar = document.getElementById("searchbar");
	searchbar.doSearch = function(aData, aWhere, aEngine, aParams, aOneOff) {
	  let textBox = this._textbox;


	  if (aData && !PrivateBrowsingUtils.isWindowPrivate(window) && this.FormHistory.enabled) {
		this.FormHistory.update({
			op: "bump",
			fieldname: textBox.getAttribute("autocompletesearchparam"),
			value: aData,
		}, {
			handleError(aError) {
			  Cu.reportError("Saving search to form history failed: " + aError.message);
			},
		});
	  }


	  let engine = aEngine || this.currentEngine;
	  let submission = engine.getSubmission(aData, null, "searchbar");
	  let telemetrySearchDetails = this.telemetrySearchDetails;
	  this.telemetrySearchDetails = null;
	  if (telemetrySearchDetails && telemetrySearchDetails.index == -1) {
		telemetrySearchDetails = null;
	  }


	  const details = {
		isOneOff: aOneOff,
		isSuggestion: (!aOneOff && telemetrySearchDetails),
		selection: telemetrySearchDetails,
	  };
	  BrowserSearch.recordSearchInTelemetry(engine, "searchbar", details);


	  let params = {
		postData: submission.postData,
	  };
	  if (aParams) {
		for (let key in aParams) {
		  params[key] = aParams[key];
		}
	  }
	  openTrustedLinkIn(submission.uri.spec, "tab", params);


	  this.value = '';

	  this.currentEngine = this.engines ? this.engines[0] : this._engines[0];
	};


}());


setTimeout(function() {
   if (!window.BrowserSearch)
      return;
   var searchbar = BrowserSearch.searchBar;
   if (!searchbar)
      return; 
   var textbox = searchbar.getElementsByClassName('searchbar-textbox')[0];
   var input = document.getAnonymousElementByAttribute(textbox, 'anonid', 'input');
   var tId;
   input.addEventListener('input', function() {
      clearTimeout(tId);
      tId = setTimeout(function() {
         input.value = '';
         document.getElementById('PopupSearchAutoComplete').hidePopup();
      }, 5000);
   });
}, 0);