tree 400ab4354ac9b1c67f2e94802f4d936e8739c163
parent 2aa2e39548e194c5514d6534149ca1078021eab1
author Elliott Hughes <enh@google.com> 1329537707 -0800
committer Elliott Hughes <enh@google.com> 1329537707 -0800

Improve JDWP error handling.

In particular, we can't use NULL to mean "invalid"; some JDWP calls
legitimately need to handle NULL.

Change-Id: Iec4fac5521994bdb1f59677bd5af153684d4e266