Make Document::isSecureContext() work for OOPIFs

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

 /*
  * 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, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 847 matching lines @@
     const SVGDocumentExtensions* svgExtensions();
     SVGDocumentExtensions& accessSVGExtensions();
 
     void initContentSecurityPolicy(PassRefPtrWillBeRawPtr<ContentSecurityPolicy> = nullptr);
 
     bool isSecureTransitionTo(const KURL&) const;
 
     bool allowInlineEventHandlers(Node*, EventListener*, const String& contextURL, const WTF::OrdinalNumber& contextLine);
     bool allowExecutingScripts(Node*);
 
+    void enforceSandboxFlags(SandboxFlags mask) override;
+
     void statePopped(PassRefPtr<SerializedScriptValue>);
 
     enum LoadEventProgress {
         LoadEventNotRun,
         LoadEventInProgress,
         LoadEventCompleted,
         BeforeUnloadEventInProgress,
         BeforeUnloadEventCompleted,
         PageHideInProgress,
         UnloadEventInProgress,
@@ skipping 571 matching lines @@
 DEFINE_TYPE_CASTS(TreeScope, Document, document, true, true);
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLiveDocumentInstances();
 #endif
 
 #endif // Document_h