Mixed Content: Make MixedContentChecker completely static.

Source/core/html/HTMLPlugInElement.cpp

 /**
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 21 matching lines @@
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/events/Event.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/frame/csp/ContentSecurityPolicy.h"
 #include "core/html/HTMLContentElement.h"
 #include "core/html/HTMLImageLoader.h"
 #include "core/html/PluginDocument.h"
 #include "core/loader/FrameLoaderClient.h"
+#include "core/loader/MixedContentChecker.h"
 #include "core/page/EventHandler.h"
 #include "core/page/Page.h"
 #include "core/plugins/PluginView.h"
 #include "core/rendering/RenderBlockFlow.h"
 #include "core/rendering/RenderEmbeddedObject.h"
 #include "core/rendering/RenderImage.h"
 #include "core/rendering/RenderWidget.h"
 #include "platform/Logging.h"
 #include "platform/MIMETypeFromURL.h"
 #include "platform/MIMETypeRegistry.h"
@@ skipping 502 matching lines @@
 
     AtomicString declaredMimeType = document().isPluginDocument() && document().ownerElement() ?
         document().ownerElement()->fastGetAttribute(HTMLNames::typeAttr) :
         fastGetAttribute(HTMLNames::typeAttr);
     if (!document().contentSecurityPolicy()->allowObjectFromSource(url)
         || !document().contentSecurityPolicy()->allowPluginType(mimeType, declaredMimeType, url)) {
         renderEmbeddedObject()->setPluginUnavailabilityReason(RenderEmbeddedObject::PluginBlockedByContentSecurityPolicy);
         return false;
     }
 
-    return frame->loader().mixedContentChecker()->canRunInsecureContent(document().securityOrigin(), url);
+    return !MixedContentChecker::shouldBlockFetch(frame, WebURLRequest::RequestContextObject, WebURLRequest::FrameTypeNone, url);
 }
 
 void HTMLPlugInElement::didAddUserAgentShadowRoot(ShadowRoot&)
 {
     userAgentShadowRoot()->appendChild(HTMLContentElement::create(document()));
 }
 
 void HTMLPlugInElement::willAddFirstAuthorShadowRoot()
 {
     lazyReattachIfAttached();
@@ skipping 11 matching lines @@
 
 void HTMLPlugInElement::setUsePlaceholderContent(bool use)
 {
     if (use != m_usePlaceholderContent) {
         m_usePlaceholderContent = use;
         lazyReattachIfAttached();
     }
 }
 
 }