bug 463722 - reduce lag for locationbar clicks

mobile/chrome/content/browser-ui.js

@@ -810,7 +810,7 @@ var BrowserUI = {
       // URL textbox events
       case "click":
         this.show(UIMODE_URLEDIT);
-        this.updateAutoComplete(true);
+        setTimeout(function () {BrowserUI.updateAutoComplete(true)}, 0);
         break;
       case "input":
         this.updateAutoComplete(false);