hg: jdk/submit-hs: 2 new changesets

[zgu at redhat.com]

Changeset: 5cbade286465
Author:    zgu
Date:      2018-04-05 21:07 -0400
URL:       http://hg.openjdk.java.net/jdk/submit-hs/rev/5cbade286465

Test 2

! src/hotspot/share/services/virtualMemoryTracker.cpp
! src/hotspot/share/utilities/nativeCallStack.cpp

Changeset: f4753578a61c
Author:    zgu
Date:      2018-04-05 21:08 -0400
URL:       http://hg.openjdk.java.net/jdk/submit-hs/rev/f4753578a61c

Merge