Add basic Referrer-Policy support for Documents

third_party/WebKit/Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 3088 matching lines @@
     return appliedViewportDescription;
 }
 
 void Document::updateViewportDescription()
 {
     if (frame() && frame()->isMainFrame()) {
         frameHost()->chromeClient().dispatchViewportPropertiesDidChange(viewportDescription());
     }
 }
 
-void Document::processReferrerPolicy(const String& policy)
-{
-    ReferrerPolicy referrerPolicy;
-    if (!SecurityPolicy::referrerPolicyFromString(policy, &referrerPolicy)) {
-        addConsoleMessage(ConsoleMessage::create(RenderingMessageSource, ErrorMessageLevel, "Failed to set referrer policy: The value '" + policy + "' is not one of 'always', 'default', 'never', 'no-referrer', 'no-referrer-when-downgrade', 'origin', 'origin-when-crossorigin', or 'unsafe-url'. This document's referrer policy has been left unchanged."));
-        return;
-    }
-
-    setReferrerPolicy(referrerPolicy);
-}
-
 String Document::outgoingReferrer() const
 {
     if (getSecurityOrigin()->isUnique()) {
         // Return |no-referrer|.
         return String();
     }
 
     // See http://www.whatwg.org/specs/web-apps/current-work/#fetching-resources
     // for why we walk the parent chain for srcdoc documents.
     const Document* referrerDocument = this;
@@ skipping 2890 matching lines @@
 }
 
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (Document* document : set)
         fprintf(stderr, "- Document %p URL: %s\n", document, document->url().getString().utf8().data());
 }
 #endif