Referrer Policy: Introduce "Origin When Cross-Origin". [1/3]

Source/core/frame/csp/CSPDirectiveList.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/frame/csp/CSPDirectiveList.h"
 
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
 #include "core/inspector/ConsoleMessage.h"
@@ skipping 606 matching lines @@
     // value1
     //       ^
     if (equalIgnoringCase("unsafe-url", begin, position - begin)) {
         m_referrerPolicy = ReferrerPolicyAlways;
     } else if (equalIgnoringCase("no-referrer", begin, position - begin)) {
         m_referrerPolicy = ReferrerPolicyNever;
     } else if (equalIgnoringCase("no-referrer-when-downgrade", begin, position - begin)) {
         m_referrerPolicy = ReferrerPolicyDefault;
     } else if (equalIgnoringCase("origin", begin, position - begin)) {
         m_referrerPolicy = ReferrerPolicyOrigin;
+    } else if (equalIgnoringCase("origin-when-crossorigin", begin, position - begin)) {
+        m_referrerPolicy = ReferrerPolicyOriginWhenCrossOrigin;
     } else {
         m_referrerPolicy = ReferrerPolicyNever;
         m_policy->reportInvalidReferrer(value);
         return;
     }
 
     skipWhile<UChar, isASCIISpace>(position, end);
     if (position == end)
         return;
 
@@ skipping 51 matching lines @@
             setCSPDirective<SourceListDirective>(name, value, m_manifestSrc);
         else
             m_policy->reportUnsupportedDirective(name);
     } else {
         m_policy->reportUnsupportedDirective(name);
     }
 }
 
 
 } // namespace blink