tree b32ddbca74e76c0ecc51217a93f657f6d58dde91
parent 73b6f5d661f057ed223375cd9cc1721700e17716
author Tao Bao <tbao@google.com> 1517365144 -0800
committer Tao Bao <tbao@google.com> 1517613676 +0000

releasetools: Add Payload class.

This breaks down the current WriteABOTAPackageWithBrilloScript() into
smaller and testable units, which also prepares for the work in
b/35724498.

Bug: 35724498
Test: python -m unittest test_ota_from_target_files
Test: Get identical A/B OTA packages w/ and w/o the CL.
Change-Id: I2ea45ce98e2d2baa58e94fb829b7242f6fe685a7
(cherry picked from commit 036d72181280cd6589b056c0c4adb9d2eb80228b)