git: openjdk/mobile: 8086003: Test fails on OSX with java.lang.RuntimeException 'Narrow klass base: 0x0000000000000000, Narrow klass shift: 3' missing

[duke]

Changeset: 26da13e5
Author:    Coleen Phillimore <coleenp at openjdk.org>
Date:      2019-10-28 16:41:47 +0000
URL:       https://git.openjdk.java.net/mobile/commit/26da13e5

8086003: Test fails on OSX with java.lang.RuntimeException 'Narrow klass base: 0x0000000000000000, Narrow klass shift: 3' missing

Make the test reserve 1G rather than 3G, so it is more reliable.

Reviewed-by: hseigel, stuefe

! test/hotspot/jtreg/runtime/CompressedOops/CompressedClassPointers.java