hg: jdk/sandbox: 8210388: Use hash table to store archived subgraph_info records

[chris.hegarty at oracle.com]

Changeset: 7bc8b456e5ac
Author:    iklam
Date:      2018-10-08 16:29 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/7bc8b456e5ac

8210388: Use hash table to store archived subgraph_info records
Reviewed-by: jiangli

! src/hotspot/share/classfile/compactHashtable.cpp
! src/hotspot/share/classfile/compactHashtable.hpp
! src/hotspot/share/classfile/stringTable.cpp
! src/hotspot/share/classfile/stringTable.hpp
! src/hotspot/share/classfile/symbolTable.cpp
! src/hotspot/share/classfile/symbolTable.hpp
! src/hotspot/share/memory/heapShared.cpp
! src/hotspot/share/memory/heapShared.hpp
! src/hotspot/share/memory/metaspaceShared.cpp