Issue 1674 - Use String.trim() to strip leading and trailing whitespaces (Chrome/Opera/Safari)

options.js

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 242 matching lines @@
 }
 
 function addSubscription()
 {
   var list = document.getElementById("subscriptionSelector");
   var data = list.options[list.selectedIndex]._data;
   if (data)
     doAddSubscription(data.url, data.title, data.homepage);
   else
   {
-    var url = document.getElementById("customSubscriptionLocation").value.replace(/^\s+/, "").replace(/\s+$/, "");
+    var url = document.getElementById("customSubscriptionLocation").value.trim();
     if (!/^https?:/i.test(url))
     {
       alert(i18n.getMessage("global_subscription_invalid_location"));
       $("#customSubscriptionLocation").focus();
       return;
     }
 
-    var title = document.getElementById("customSubscriptionTitle").value.replace(/^\s+/, "").replace(/\s+$/, "");
+    var title = document.getElementById("customSubscriptionTitle").value.trim();
     if (!title)
       title = url;
 
     doAddSubscription(url, title, null);
   }
 
   $("#addSubscriptionContainer").hide();
   $("#customSubscriptionContainer").hide();
   $("#addSubscriptionButton").show();
 }
@@ skipping 366 matching lines @@
       links[i].href = arguments[i + 1];
       links[i].setAttribute("target", "_blank");
     }
     else if (typeof arguments[i + 1] == "function")
     {
       links[i].href = "javascript:void(0);";
       links[i].addEventListener("click", arguments[i + 1], false);
     }
   }
 }