tree 728222cd18818675e7211d03539ee5a249c95d78
parent 8fd98d89b93004dd904d5161b171cb5434c04681
author Tao Bao <tbao@google.com> 1467044549 -0700
committer Tao Bao <tbao@google.com> 1467050221 -0700

update_engine.rc: Add update_engine to cache group.

In Android, priv_app (e.g. GMSCore) saves an OTA package in cache group
for update_engine's access.

Bug: 29569601
Test: Save a package file in cache group with 0640; update_engine reads the file without denials.
Change-Id: Ic542b0ec3b8536d51048bd13a97c2d2e93d61bed