Remove wstring from RVH's run Javascript command....

chrome/browser/dom_ui/dom_ui.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/dom_ui/dom_ui.h"
 
 #include "base/i18n/rtl.h"
 #include "base/json/json_writer.h"
 #include "base/stl_util-inl.h"
 #include "base/string_number_conversions.h"
@@ skipping 134 matching lines @@
   return tab_contents()->render_view_host();
 }
 
 // DOMUI, protected: ----------------------------------------------------------
 
 void DOMUI::AddMessageHandler(DOMMessageHandler* handler) {
   handlers_.push_back(handler);
 }
 
 void DOMUI::ExecuteJavascript(const std::wstring& javascript) {
-  GetRenderViewHost()->ExecuteJavascriptInWebFrame(std::wstring(), javascript);
+  GetRenderViewHost()->ExecuteJavascriptInWebFrame(string16(),
+                                                   WideToUTF16Hack(javascript));
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // DOMMessageHandler
 
 DOMMessageHandler* DOMMessageHandler::Attach(DOMUI* dom_ui) {
   dom_ui_ = dom_ui;
   RegisterMessages();
   return this;
 }
@@ skipping 36 matching lines @@
 }
 
 // TODO(viettrungluu): convert to string16 (or UTF-8 std::string?).
 std::wstring DOMMessageHandler::ExtractStringValue(const ListValue* value) {
   string16 string16_value;
   if (value->GetString(0, &string16_value))
     return UTF16ToWideHack(string16_value);
   NOTREACHED();
   return std::wstring();
 }