Add URL constructor

src/main/scala/org/scalajs/dom/experimental/URL.scala

@@ -0,0 +1,93 @@
+package org.scalajs.dom.experimental
+
+import scala.scalajs.js
+
+/**
+  * The URL() constructor returns a newly created URL object representing the URL
+  * defined by the parameters.
+  *
+  * MDN
+  */
+@js.native
+class URL(url: String, base: String = js.native) extends js.Object {
+
+  /**
+    * Returns a DOMString containing the origin of the URL, that is its scheme,
+    * its domain and its port.
+    *
+    * MDN
+    */
+  def origin: String = js.native
+
+  /**
+    * Is a DOMString containing the whole URL.
+    *
+    * MDN
+    */
+  var href: String = js.native
+
+  /**
+    * Is a DOMString containing the protocol scheme of the URL,
+    * including the final ':'.
+    *
+    * MDN
+    */
+  var protocol: String = js.native
+
+  /**
+    * Is a DOMString containing the username specified before the domain name.
+    *
+    * MDN
+    */
+  var username: String = js.native
+
+  /**
+    * Is a DOMString containing the password specified before the domain name.
+    *
+    * MDN
+    */
+  var password: String = js.native
+
+  /**
+    * Is a DOMString containing the host, that is the hostname, a ':',
+    * and the port of the URL.
+    *
+    * MDN
+    */
+  var host: String = js.native
+
+  /**
+    * Is a DOMString containing the domain of the URL.
+    *
+    * MDN
+    */
+  var hostname: String = js.native
+
+  /**
+    * Is a DOMString containing the port number of the URL.
+    *
+    * MDN
+    */
+  var port: String = js.native
+
+  /**
+    * Is a DOMString containing an initial '/' followed by the path of the URL.
+    *
+    * MDN
+    */
+  var pathname: String = js.native
+
+  /**
+    * Is a DOMString containing a '?' followed by the parameters of the URL.
+    *
+    * MDN
+    */
+  var search: String = js.native
+
+  /**
+    * Is a DOMString containing a '#' followed by the fragment identifier of the URL.
+    *
+    * MDN
+    */
+  var hash: String = js.native
+}