tree e908a3ea4d7eae272fed9071bdd165d2b7f06580
parent 183c93f6a09a879fbb0e079cb4cb351aa0fa9846
author Yifan Hong <elsk@google.com> 1491428525 -0700
committer Yifan Hong <elsk@google.com> 1492131870 -0700

Add Java API for libvintf.

android.os.VintfObject has two methods:

- report: return device info that can be reported to OTA server
- verify: verify that metadata for a given OTA package is
          compatible.

Test: pass
Test: adb shell am instrument -w -e class android.os.VintfObjectTest \
com.android.frameworks.coretests/android.support.test.runner.AndroidJUnitRunner

Bug: 36814503

Change-Id: Iff8fae289eec8ae9cfc327d0d0d36a1cdd5e6800