hg: jdk/submit: JDK-8206183: Possible construct EMPTY_STACK and allocation stack, etc. on first use

[zgu at redhat.com]

Changeset: 8ee305c338b2
Author:    zgu
Date:      2018-07-05 21:58 -0400
URL:       http://hg.openjdk.java.net/jdk/submit/rev/8ee305c338b2

JDK-8206183: Possible construct EMPTY_STACK and allocation stack, etc. on first use

! src/hotspot/share/services/mallocSiteTable.cpp
! src/hotspot/share/services/mallocSiteTable.hpp
! src/hotspot/share/services/memTracker.cpp
! src/hotspot/share/utilities/nativeCallStack.hpp