second stage

third_party/WebKit/Source/core/html/HTMLPlugInElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2012 Apple Inc. All rights
  * reserved.
  *
  * 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 17 matching lines @@
 #include "core/CoreExport.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 
 #include <v8.h>
 
 namespace blink {
 
 class HTMLImageLoader;
 class LayoutPart;
 class LayoutEmbeddedItem;
+class PluginClient;
 class Widget;
 
 enum PreferPlugInsForImagesOption {
   ShouldPreferPlugInsForImages,
   ShouldNotPreferPlugInsForImages
 };
 
 class CORE_EXPORT HTMLPlugInElement : public HTMLFrameOwnerElement {
  public:
   ~HTMLPlugInElement() override;
@@ skipping 90 matching lines @@
   bool isPluginElement() const final;
 
   // HTMLFrameOwnerElement overrides:
   void disconnectContentFrame() override;
 
   // Return any existing LayoutPart without triggering relayout, or 0 if it
   // doesn't yet exist.
   virtual LayoutPart* existingLayoutPart() const = 0;
   virtual void updateWidgetInternal() = 0;
 
+  bool loadFrame(const KURL& resourceUrl);
   bool loadPlugin(const KURL&,
                   const String& mimeType,
                   const Vector<String>& paramNames,
                   const Vector<String>& paramValues,
                   bool useFallback,
                   bool requireLayoutObject);
   // Perform checks after we have determined that a plugin will be used to
   // show the object (i.e after allowedToLoadObject).
   bool allowedToLoadPlugin(const KURL&, const String& mimeType);
   // Perform checks based on the URL and MIME-type of the object to load.
@@ skipping 14 matching lines @@
   // !layoutEmbeddedItem().showsUnavailablePluginIndicator()|.  We want to
   // avoid accessing |layoutObject()| in layoutObjectIsFocusable().
   bool m_pluginIsAvailable = false;
 
   // Normally the Widget is stored in HTMLFrameOwnerElement::m_widget.
   // However, plugins can persist even when not rendered. In order to
   // prevent confusing code which may assume that widget() != null
   // means the frame is active, we save off m_widget here while
   // the plugin is persisting but not being displayed.
   Member<Widget> m_persistedPluginWidget;
+
+  // The plugin might have a client instead of a plugin widget. This relates to
+  // the cases were the plugin is implemented using frames rather than plugin
+  // views and WebPlugins.
+  Member<PluginClient> m_pluginClient;
 };
 
 inline bool isHTMLPlugInElement(const HTMLElement& element) {
   return element.isPluginElement();
 }
 
 DEFINE_HTMLELEMENT_TYPE_CASTS_WITH_FUNCTION(HTMLPlugInElement);
 
 }  // namespace blink
 
 #endif  // HTMLPlugInElement_h