tree 2d00c28889980cd63e43f522591d1d2cdceb3c70
parent aa83832f946d8c85308f84172f9494802263f9b6
author Yang Ni <yangni@google.com> 1459790780 -0700
committer Yang Ni <yangni@google.com> 1459818090 -0700

Avoid destroying Device separately

Bug: 27983025

Device should be destroyed inside the destructor of the associated
Context.

Change-Id: I921a89974e1174f837349a89aef9b03efa4882f5
(cherry picked from commit 93b91f73e0a96bedce66e6e8ff0813b051f13892)