AutoRefactor: fix StringBuilder usage

Jean-Noel Rouvignac

17.44.2015 998747bfaaa3c6b28bbfaf0e282e6c0ccbf46bc0

 opendj-server-legacy/src/main/java/org/opends/server/backends/task/Task.java

@@ -959,7 +959,7 @@
      buffer.append("-");
      buffer.append(message.ordinal());
      buffer.append(" message=\"");
      buffer.append(message.toString());
      buffer.append(message);
      buffer.append("\"");
      if (exception != null)
      {