Do not suppress referrers for '<a ... rel="noopener">'.

third_party/WebKit/Source/core/loader/FrameLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  * Copyright (C) 2011 Kris Jordan <krisjordan@gmail.com>
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ skipping 940 matching lines @@
     setReferrerForFrameRequest(request.resourceRequest(), request.getShouldSendReferrer(), request.originDocument());
 
     FrameLoadType newLoadType = (frameLoadType == FrameLoadTypeStandard) ?
         determineFrameLoadType(request) : frameLoadType;
     NavigationPolicy policy = navigationPolicyForRequest(request);
     if (shouldOpenInNewWindow(targetFrame, request, policy)) {
         if (policy == NavigationPolicyDownload) {
             client()->loadURLExternally(request.resourceRequest(), NavigationPolicyDownload, String(), false);
         } else {
             request.resourceRequest().setFrameType(WebURLRequest::FrameTypeAuxiliary);
-            createWindowForRequest(request, *m_frame, policy, request.getShouldSendReferrer(), request.getShouldSetOpener());
+            createWindowForRequest(request, *m_frame, policy);
         }
         return;
     }
 
     const KURL& url = request.resourceRequest().url();
     bool sameDocumentHistoryNavigation =
         isBackForwardLoadType(newLoadType) && historyLoadType == HistorySameDocumentLoad;
     bool sameDocumentNavigation = policy == NavigationPolicyCurrentTab
         && shouldPerformFragmentNavigation(
             request.form(), request.resourceRequest().httpMethod(), newLoadType, url);
@@ skipping 656 matching lines @@
     tracedValue->setString("documentLoaderURL", m_documentLoader ? m_documentLoader->url() : String());
     return tracedValue;
 }
 
 inline void FrameLoader::takeObjectSnapshot() const
 {
     TRACE_EVENT_OBJECT_SNAPSHOT_WITH_ID("loading", "FrameLoader", this, toTracedValue());
 }
 
 } // namespace blink