Update WebKit idl files after chrome roll

third_party/WebCore/inspector/JavaScriptCallFrame.idl

 /*
  * Copyright (C) 2008 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 21 matching lines @@
 
     // Scope type
     const unsigned short GLOBAL_SCOPE = 0;
     const unsigned short LOCAL_SCOPE = 1;
     const unsigned short WITH_SCOPE = 2;
     const unsigned short CLOSURE_SCOPE = 3;
     const unsigned short CATCH_SCOPE = 4;
 
     [Custom] void evaluate(in DOMString script);
     [Custom] DOMObject restart();
+    
+    // Only declarative scope (local, with and catch) is accepted. Returns undefined. 
+    [Custom] DOMObject setVariableValue(in int scopeIndex, in DOMString variableName, DOMObject newValue);
 
     readonly attribute JavaScriptCallFrame caller;
     readonly attribute long sourceID;
     readonly attribute long line;
     readonly attribute long column;
     [CustomGetter] readonly attribute Array scopeChain;
     [Custom] unsigned short scopeType(in int scopeIndex);
     [CustomGetter] readonly attribute Object thisObject;
     readonly attribute DOMString functionName;
     [CustomGetter] readonly attribute DOMString type;
 };