Swaps renderer processes on links with rel=noreferrer and target=_blank....

webkit/api/public/WebFrame.h

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 285 matching lines @@
         // data for the frame that will be used to construct the frame's
         // document.
         virtual void commitDocumentData(const char* data, size_t length) = 0;
 
         // Returns the number of registered unload listeners.
         virtual unsigned unloadListenerCount() const = 0;
 
         // Returns true if a user gesture is currently being processed.
         virtual bool isProcessingUserGesture() const = 0;
 
+        // Returns true if this frame is in the process of opening a new frame
+        // with a suppressed opener.
+        virtual bool willSuppressOpenerInNewFrame() const = 0;
+
 
         // Editing -------------------------------------------------------------
 
         // Replaces the selection with the given text.
         virtual void replaceSelection(const WebString& text) = 0;
 
         virtual void insertText(const WebString& text) = 0;
 
         virtual void setMarkedText(const WebString& text, unsigned location, unsigned length) = 0;
         virtual void unmarkText() = 0;
@@ skipping 123 matching lines @@
         // from the DOM.
         virtual WebString contentAsMarkup() const = 0;
 
     protected:
         ~WebFrame() { }
     };
 
 } // namespace WebKit
 
 #endif