WebKit merge 40668:40722 part 1.

third_party/WebKit/WebCore/loader/FrameLoaderClient.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer. 
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 189 matching lines @@
                                    const String& referrer, bool allowsScrolling, int marginWidth, int marginHeight) = 0;
         virtual Widget* createPlugin(const IntSize&, HTMLPlugInElement*, const KURL&, const Vector<String>&, const Vector<String>&, const String&, bool loadManually) = 0;
         virtual void redirectDataToPlugin(Widget* pluginWidget) = 0;
         
         virtual Widget* createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const KURL& baseURL, const Vector<String>& paramNames, const Vector<String>& paramValues) = 0;
 
         virtual ObjectContentType objectContentType(const KURL& url, const String& mimeType) = 0;
         virtual String overrideMediaType() const = 0;
 
         virtual void windowObjectCleared() = 0;
+        virtual void documentElementAvailable() = 0;
         virtual void didPerformFirstNavigation() const = 0; // "Navigation" here means a transition from one page to another that ends up in the back/forward list.
         
         virtual void registerForIconNotification(bool listen = true) = 0;
         
 #if PLATFORM(MAC)
 #if ENABLE(MAC_JAVA_BRIDGE)
         virtual jobject javaApplet(NSView*) { return 0; }
 #endif
         virtual NSCachedURLResponse* willCacheResponse(DocumentLoader*, unsigned long identifier, NSCachedURLResponse*) const = 0;
 #endif
 
         virtual bool shouldUsePluginDocument(const String& /*mimeType*/) const { return false; }
     };
 
 } // namespace WebCore
 
 #endif // FrameLoaderClient_h