Implement 'window.isSecureContext'.

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 5633 matching lines @@
 
 v8::Local<v8::Object> Document::associateWithWrapper(v8::Isolate* isolate, const WrapperTypeInfo* wrapperType, v8::Local<v8::Object> wrapper)
 {
     wrapper = V8DOMWrapper::associateObjectWithWrapper(isolate, this, wrapperType, wrapper);
     DOMWrapperWorld& world = DOMWrapperWorld::current(isolate);
     if (world.isMainWorld() && frame())
         frame()->script().windowProxy(world)->updateDocumentWrapper(wrapper);
     return wrapper;
 }
 
-bool Document::isPrivilegedContext(String& errorMessage, const PrivilegeContextCheck privilegeContextCheck) const
+bool Document::isSecureContext(String& errorMessage, const SecureContextCheck privilegeContextCheck) const
 {
     if (SecurityContext::isSandboxed(SandboxOrigin)) {
         if (!SecurityOrigin::create(url())->isPotentiallyTrustworthy(errorMessage))
             return false;
     } else {
         if (!securityOrigin()->isPotentiallyTrustworthy(errorMessage))
             return false;
     }
 
-    if (privilegeContextCheck == StandardPrivilegeCheck) {
+    if (privilegeContextCheck == StandardSecureContextCheck) {
         Document* context = parentDocument();
         while (context) {
             // Skip to the next ancestor if it's a srcdoc.
             if (!context->isSrcdocDocument()) {
                 if (context->securityContext().isSandboxed(SandboxOrigin)) {
                     // For a sandboxed origin, use the document's URL.
                     RefPtr<SecurityOrigin> origin = SecurityOrigin::create(context->url());
                     if (!origin->isPotentiallyTrustworthy(errorMessage))
                         return false;
                 } else {
@@ skipping 79 matching lines @@
 #ifndef NDEBUG
 using namespace blink;
 void showLiveDocumentInstances()
 {
     Document::WeakDocumentSet& set = Document::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().string().utf8().data());
 }
 #endif