Implement referrerpolicy attribute for anchor elements

Source/core/html/HTMLAnchorElement.idl

 /*
  * Copyright (C) 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 11 matching lines @@
 
 interface HTMLAnchorElement : HTMLElement {
     [Reflect] attribute DOMString target;
     [Reflect] attribute DOMString download;
     // FIXME: ping should be a DOMSettableTokenList.
     [Reflect] attribute DOMString ping;
     [Reflect] attribute DOMString rel;
     // FIXME: readonly attribute DOMTokenList relList;
     [Reflect] attribute DOMString hreflang;
     [Reflect] attribute DOMString type;
+    [Reflect] attribute DOMString referrerpolicy;

[jochen (gone - plz use gerrit), 2015/07/28 14:35:36]

this should be a guarded by a runtime flag
(https://www.chromium.org/blink/runtime-enabled-features)

you should also send an intent to implement to blink-dev@

last but not least, you should use ReflectOnly to restrict the attribute to
valid values:
https://www.chromium.org/blink/webidl/blink-idl-extended-attributes#TOC-Refle...

[estark, 2015/07/29 20:54:41]

Done.
Done.
Done.

 
     [ImplementedAs=textContent] attribute DOMString text;
 
     // obsolete members
     // https://html.spec.whatwg.org/#HTMLAnchorElement-partial
     [Reflect] attribute DOMString coords;
     [Reflect] attribute DOMString charset;
     [Reflect] attribute DOMString name;
     [Reflect] attribute DOMString rev;
     [Reflect] attribute DOMString shape;
 };
 
 HTMLAnchorElement implements URLUtils;