hg: code-tools/jol: String compression: accept gzip-compressed hprofs.

[aleksey.shipilev at oracle.com]

Changeset: 8547afa4d062
Author:    shade
Date:      2014-11-28 02:20 +0300
URL:       http://hg.openjdk.java.net/code-tools/jol/rev/8547afa4d062

String compression: accept gzip-compressed hprofs.

! jol-core/src/main/java/org/openjdk/jol/heap/HeapDumpReader.java