tree b69ebc7f02846c8b664380a4979fa2053386e51e
parent d8b19f1869f3cb1b7a6db3268ff2e2e6bbc6543b
author Sebastien Hertz <shertz@google.com> 1428478567 +0200
committer Sebastien Hertz <shertz@google.com> 1431937208 +0200

JDWP: more GC safety

Ensures GC safety when keeping references that may be moved by GC:
- SingleStepControl: stores ArtMethod* in a GcRoot
- ModBasket: stores references in a StackHandleScope

Bug: 18166750

(cherry picked from commit 261bc044a3575512869586593e99e97cd8b1c321)

Change-Id: I35971a901537956739d1f089d61cb4ea9dc6c93d