hg: jdk8u/jdk8u-dev/hotspot: 2 new changesets

[rob.mckenna at oracle.com]

Changeset: 9c9afd0bd8e9
Author:    asaha
Date:      2018-01-02 17:01 -0800
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/9c9afd0bd8e9

Added tag jdk8u172-b01 for changeset d10254debf7c

! .hgtags

Changeset: 653d9e0cd3f4
Author:    robm
Date:      2018-01-08 10:18 -0800
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/653d9e0cd3f4

Merge