Merge pull request #1604 from marienz/link-utils-mixin

Make HTMLHyperlinkElementUtils a mixin, not a NoInterfaceObject

Author: alexcrichton

crates/web-sys/webidls/enabled/HTMLHyperlinkElementUtils.webidl

@@ -10,8 +10,7 @@
  * and create derivative works of this document.
  */
 
-[NoInterfaceObject]
-interface HTMLHyperlinkElementUtils {
+interface mixin HTMLHyperlinkElementUtils {
   // Bug 824857: no support for stringifier attributes yet.
   //  stringifier attribute USVString href;