[HBD] Remove PluginCache and reload plugin list when origin changes

third_party/WebKit/Source/platform/plugins/PluginData.h

 /*
     Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
 
     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.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 44 matching lines @@
     static PassRefPtr<PluginData> create(const Page* page) { return adoptRef(new PluginData(page)); }
 
     const Vector<PluginInfo>& plugins() const { return m_plugins; }
     const Vector<MimeClassInfo>& mimes() const { return m_mimes; }
     const Vector<size_t>& mimePluginIndices() const { return m_mimePluginIndices; }
 
     bool supportsMimeType(const String& mimeType) const;
     String pluginNameForMimeType(const String& mimeType) const;
 
     static void refresh();
+    static bool m_refresh;
 
 private:
     explicit PluginData(const Page*);
     void initPlugins(const Page*);
     const PluginInfo* pluginInfoForMimeType(const String& mimeType) const;
 
     Vector<PluginInfo> m_plugins;
     Vector<MimeClassInfo> m_mimes;
     Vector<size_t> m_mimePluginIndices;
 };
 
 // Checks if any of the plugins handle this extension, and if so returns the
 // plugin's mime type for this extension. Otherwise returns an empty string.
 PLATFORM_EXPORT String getPluginMimeTypeFromExtension(const String& extension);
 
 } // namespace blink
 
 #endif