The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/afcb70dd925e9566a8dc106571e085c8f966abeb

commit afcb70dd925e9566a8dc106571e085c8f966abeb
Author: Sorin Jianu <sorin@chromium.org>
Date: Wed May 16 20:14:15 2018

Expose error codes in the CrxUpdateItem.

This allows the clients of UpdateClient inspect the error codes when
an update is complete.

Bug:  843657 

Change-Id: I667a58a2723846cdcc4070fc9b103419ea4859d1
Reviewed-on: https://chromium-review.googlesource.com/1060586
Reviewed-by: Joshua Pawlicki <waffles@chromium.org>
Commit-Queue: Sorin Jianu <sorin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#559256}
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/component.cc
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/component.h
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/crx_update_item.h
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/update_client_errors.h
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/update_client_unittest.cc
[modify] https://crrev.com/afcb70dd925e9566a8dc106571e085c8f966abeb/components/update_client/update_engine.h