hg: jdk7/hotspot-comp/hotspot: 6960865: ldc of unloaded class throws an assert in ciTypeFlow

[john.r.rose at oracle.com]

Changeset: b918d354830a
Author:    jrose
Date:      2010-06-12 22:53 -0700
URL:       http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/b918d354830a

6960865: ldc of unloaded class throws an assert in ciTypeFlow
Summary: Support java_mirror for unloaded klasses, arrays as well as instances.  Simplify ciTypeFlow by removing unused path.
Reviewed-by: kvn

! src/share/vm/ci/ciInstanceKlass.cpp
! src/share/vm/ci/ciKlass.cpp
! src/share/vm/ci/ciTypeFlow.cpp