OPENDJ-1802 Make ByteString methods more intentional

Jean-Noël Rouvignac

29.51.2015 4baece95779dd46a3a59d59d1b7aa5958cf6117d

 opendj-server-legacy/src/main/java/org/opends/server/backends/pluggable/BackendStat.java

@@ -157,7 +157,7 @@
    @Override
    public ByteString getTreeKey(String data)
    {
      return ByteString.valueOf(data);
      return ByteString.valueOfUtf8(data);
    }

    @Override