hg: jdk/hs: 8197841: Remove unused function Universe::create_heap_ext

[erik.helin at oracle.com]

Changeset: 8026f64901de
Author:    ehelin
Date:      2018-02-28 16:00 +0100
URL:       http://hg.openjdk.java.net/jdk/hs/rev/8026f64901de

8197841: Remove unused function Universe::create_heap_ext
Reviewed-by: rkennke, eosterlund, hseigel

! src/hotspot/share/memory/universe.cpp
! src/hotspot/share/memory/universe.hpp
- src/hotspot/share/memory/universe_ext.cpp