Index: lib/polyfills/url.js
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--- /dev/null
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+/*
+ * This file is part of Adblock Plus ,
+ * Copyright (C) 2006-2015 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus. If not, see .
+ */
+
+"use strict";
+
+(function(global)
+{
+ var URLProperties = ["href", "protocol", "hostname",
+ "host", "pathname", "search"];
+
+ // Chrome <35 and Safari 6 used the non-standard name webkitURL
+ var URL = global.URL || global.webkitURL;
+
+ // Chrome <32 didn't implement any of those properties
+ function hasProperties()
+ {
+ var dummy = new URL("about:blank");
+ for (var i = 0; i < URLProperties.length; i++)
+ if (!(URLProperties[i] in dummy))
+ return false;
+ return true;
+ }
+
+ if (!URL || !hasProperties())
+ {
+ var doc = document.implementation.createHTMLDocument();
+
+ var base = doc.createElement("base");
+ doc.head.appendChild(base);
+
+ var anchor = doc.createElement("a");
+ doc.body.appendChild(anchor);
+
+ URL = function(url, baseUrl)
+ {
+ if (baseUrl instanceof URL)
+ base.href = baseUrl.href;
+ else
+ base.href = baseUrl || "";
+ anchor.href = url;
+
+ for (var i = 0; i < URLProperties.length; i++)
+ {
+ var prop = URLProperties[i];
+ this[prop] = anchor[prop];
+ }
+ };
+ }
+
+ global.URL = URL;
+})(this);