hg: shenandoah/jdk9/hotspot: Do more Full GC tries following the allocation failure

[ashipile at redhat.com]

Changeset: 7d3e70252b18
Author:    shade
Date:      2016-12-13 16:51 +0100
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/7d3e70252b18

Do more Full GC tries following the allocation failure

! src/share/vm/gc/shenandoah/shenandoahHeap.cpp
! src/share/vm/gc/shenandoah/shenandoah_globals.hpp