Don't leak ref to native handle in external memory tests
authorChris Forbes <chrisforbes@google.com>
Thu, 3 May 2018 23:21:03 +0000 (16:21 -0700)
committerandroid-build-merger <android-build-merger@google.com>
Thu, 3 May 2018 23:21:03 +0000 (16:21 -0700)
am: 17eb70bae8

Change-Id: Iefe80456c8b0d7701c4a79cc892ef4d39244bd6a


Trivial merge