Stop supporting legacy keywords in Referrer-Policy header

third_party/WebKit/Source/core/html/HTMLAnchorElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@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
@@ skipping 403 matching lines @@
 
     // Schedule the ping before the frame load. Prerender in Chrome may kill the renderer as soon as the navigation is
     // sent out.
     sendPings(completedURL);
 
     ResourceRequest request(completedURL);
     request.setUIStartTime(event->platformTimeStamp());
     request.setInputPerfMetricReportPolicy(InputToLoadPerfMetricReportPolicy::ReportLink);
 
     ReferrerPolicy policy;
-    if (hasAttribute(referrerpolicyAttr) && SecurityPolicy::referrerPolicyFromString(fastGetAttribute(referrerpolicyAttr), &policy) && !hasRel(RelationNoReferrer)) {
+    if (hasAttribute(referrerpolicyAttr) && SecurityPolicy::referrerPolicyFromStringWithLegacyKeywords(fastGetAttribute(referrerpolicyAttr), &policy) && !hasRel(RelationNoReferrer)) {
         request.setHTTPReferrer(SecurityPolicy::generateReferrer(policy, completedURL, document().outgoingReferrer()));
     }
 
     if (hasAttribute(downloadAttr)) {
         request.setRequestContext(WebURLRequest::RequestContextDownload);
         bool isSameOrigin = completedURL.protocolIsData() || document().getSecurityOrigin()->canRequest(completedURL);
         const AtomicString& suggestedName = (isSameOrigin ? fastGetAttribute(downloadAttr) : nullAtom);
 
         frame->loader().client()->loadURLExternally(request, NavigationPolicyDownload, suggestedName, false);
     } else {
@@ skipping 41 matching lines @@
 }
 
 HTMLAnchorElement::NavigationHintSender* HTMLAnchorElement::ensureNavigationHintSender()
 {
     if (!m_navigationHintSender)
         m_navigationHintSender = NavigationHintSender::create(this);
     return m_navigationHintSender;
 }
 
 } // namespace blink