hg: valhalla/valhalla: Fixed copy_array use case objArray to objArray where dest element klass is specifically a value type

[david.simms at oracle.com]

Changeset: 7cd294006ef4
Author:    dsimms
Date:      2018-06-14 10:54 +0200
URL:       http://hg.openjdk.java.net/valhalla/valhalla/rev/7cd294006ef4

Fixed copy_array use case objArray to objArray where dest element klass is specifically a value type

! src/hotspot/share/oops/objArrayKlass.cpp
! src/hotspot/share/oops/valueArrayKlass.cpp
! test/hotspot/jtreg/runtime/valhalla/valuetypes/ValueTypeArray.java