Fix to remove customised String over IPC for SmartClip

Source/core/frame/SmartClip.h

 /*
  * Copyright (C) 2013 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 32 matching lines @@
     {
     }
 
     SmartClipData(Node* node, IntRect rect, String string)
         : m_isEmpty(!node)
         , m_rect(rect)
         , m_string(string)
     {
     }
 
-    String toString();
+    IntRect rect() const;
+    const String& clipData() const;
 
 private:
     bool m_isEmpty;
     IntRect m_rect;
     String m_string;
 };
 
 // SmartClip implements support for the copy operation
 // with an S-Pen on Samsung devices. The behavior of this
 // class is quirky and poorly tested. It's approximately
@@ skipping 14 matching lines @@
     void collectOverlappingChildNodes(Node* parentNode, const IntRect& cropRect, WillBeHeapVector<RawPtrWillBeMember<Node> >& overlappingNodeInfoTable);
     IntRect convertRectToWindow(const IntRect& nodeRect);
     String extractTextFromNode(Node*);
 
     RefPtr<LocalFrame> m_frame;
 };
 
 } // namespace WebCore
 
 #endif // SmartClip_h