Use v8AtomicString instead of v8::String::NewFromUtf8

Source/bindings/v8/ScriptDebugServer.cpp

 /*
  * Copyright (c) 2010-2011 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 525 matching lines @@
         return v8::Local<v8::Value>::New(m_isolate, v8::Undefined(m_isolate));
 
     v8::Handle<v8::Value> argv[] = { object };
     return callDebuggerMethod("getInternalProperties", 1, argv);
 }
 
 v8::Handle<v8::Value> ScriptDebugServer::setFunctionVariableValue(v8::Handle<v8::Value> functionValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newValue)
 {
     v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext();
     if (m_debuggerScript.isEmpty())
-        return m_isolate->ThrowException(v8::String::NewFromUtf8(m_isolate, "Debugging is not enabled."));
+        return m_isolate->ThrowException(v8AtomicString(m_isolate, "Debugging is not enabled."));
 
     v8::Handle<v8::Value> argv[] = {
         functionValue,
         v8::Handle<v8::Value>(v8::Integer::New(debuggerContext->GetIsolate(), scopeNumber)),
         v8String(debuggerContext->GetIsolate(), variableName),
         newValue
     };
     return callDebuggerMethod("setFunctionVariableValue", 4, argv);
 }
 
@@ skipping 65 matching lines @@
 {
     return PassOwnPtr<ScriptSourceCode>();
 }
 
 String ScriptDebugServer::preprocessEventListener(Frame*, const String& source, const String& url, const String& functionName)
 {
     return source;
 }
 
 } // namespace WebCore