hg: jdk/jdk: 8227224: GenCollectedHeap: add subspace transitions for young gen for gc+heap=info log lines

[tprintezis at twitter.com]

Changeset: 374f3f9dda6f
Author:    tonyp
Date:      2019-08-30 14:58 -0400
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/374f3f9dda6f

8227224: GenCollectedHeap: add subspace transitions for young gen for gc+heap=info log lines
Reviewed-by: kbarrett, tschatzl

! src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp
! src/hotspot/share/gc/shared/genCollectedHeap.cpp
! src/hotspot/share/gc/shared/genCollectedHeap.hpp