Issue 1280 - Update v8, the second part

src/JsError.h

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef ADBLOCK_PLUS_JS_ERROR_H
 #define ADBLOCK_PLUS_JS_ERROR_H
 
 #include <sstream>
 #include <stdexcept>
 #include <v8.h>
 
-namespace
-{
-  std::string ExceptionToString(const v8::Handle<v8::Value> exception,
-      const v8::Handle<v8::Message> message)
-  {
-    std::stringstream error;
-    error << *v8::String::Utf8Value(exception);
-    if (!message.IsEmpty())
-    {
-      error << " at ";
-      error << *v8::String::Utf8Value(message->GetScriptResourceName());
-      error << ":";
-      error << message->GetLineNumber();
-    }
-    return error.str();
-  }
-}
-
 namespace AdblockPlus
 {
   class JsError : public std::runtime_error
   {
   public:
     JsError(const v8::Handle<v8::Value> exception,
             const v8::Handle<v8::Message> message);
   };
 }
 
 #endif