Merge "Fix OatWriter to update the header checksum correctly."
am: 1b0b6bfb87

* commit '1b0b6bfb87d915facbf081c8a6855b6336a36ac6':
  Fix OatWriter to update the header checksum correctly.

Change-Id: I77a2edc7e7eaec1fc6a58257b7957c72b2e1e2e1