Bug 542992 - ClassCastException with 'All References' on void return value

Add filter for 'All References' to show action only if supplied value is a JDIObjectValue.

Change-Id: I0e237a70d93c024d2bfd8603f52b7ddca004f8e8
Signed-off-by: Paul Pazderski <paul-eclipse@ppazderski.de>
3 files changed