tree c0afce2454ee50ef15e441245abc36d7eb41eb14
parent d5a69fc429f57bf528aa061618d3ae94ee8deb24
author Andreas Gampe <agampe@google.com> 1444852548 -0700
committer Andreas Gampe <agampe@google.com> 1444929252 -0700

ART: Add simple null alias tracking for lock counting

Null is the only literal for objects, and one may lock and unlock
on different registers containing null, which is still balanced.

Bug: 23502994
Change-Id: Ibfbf1b8c2aa7d1409e3e426988d2d15efe1f2d0d