[11u] RFR 8224217: RecordingInfo should use textual representation of path

[Denghui Dong]

Hi all,
  Please review this backport, original patch apply cleanly, but will break build, it's need to
do a little change in DCmdDump.java.

11u-webrev:
http://cr.openjdk.java.net/~ddong/8224217/webrev.00/

Original bug:
 https://bugs.openjdk.java.net/browse/JDK-8224217
 http://hg.openjdk.java.net/jdk/jdk/rev/3b22c7e00573

Thanks,
Denghui Dong