Mixed Content: Implement strict mode.

Source/core/dom/DocumentInit.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, 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) 2013 Google Inc. All rights reserved.
  *
@@ skipping 99 matching lines @@
         return m_importsController->master()->frame();
     return 0;
 }
 
 SandboxFlags DocumentInit::sandboxFlags() const
 {
     ASSERT(frameForSecurityContext());
     return frameForSecurityContext()->loader().effectiveSandboxFlags();
 }
 
+bool DocumentInit::shouldEnforceStrictMixedContentChecking() const
+{
+    ASSERT(frameForSecurityContext());
+    return frameForSecurityContext()->loader().shouldEnforceStrictMixedContentChecking();
+}
+
 Settings* DocumentInit::settings() const
 {
     ASSERT(frameForSecurityContext());
     return frameForSecurityContext()->settings();
 }
 
 KURL DocumentInit::parentBaseURL() const
 {
     return m_parent->baseURL();
 }
@@ skipping 28 matching lines @@
     return m_contextDocument;
 }
 
 DocumentInit DocumentInit::fromContext(WeakPtrWillBeRawPtr<Document> contextDocument, const KURL& url)
 {
     return DocumentInit(url, 0, contextDocument, 0);
 }
 
 } // namespace blink