hg: amber/amber: Automatic merge with pattern-runtime

[maurizio.cimadamore at oracle.com]

Changeset: 0b7596867dd8
Author:    mcimadamore
Date:      2019-10-15 09:58 +0000
URL:       https://hg.openjdk.java.net/amber/amber/rev/0b7596867dd8

Automatic merge with pattern-runtime

! src/hotspot/share/oops/klassVtable.cpp
! src/hotspot/share/runtime/globals.hpp
! src/hotspot/share/runtime/mutexLocker.cpp
! src/java.base/share/classes/java/lang/System.java