GitLab

The header names have been changed, we need to make a string substitution t
o update them:

X-GoogleUpdate-Interactivity -> X-Goog-Update-Interactivity
X-GoogleUpdate-AppId         -> X-Goog-Update-AppId
X-GoogleUpdate-Updater       -> X-Goog-Update-Updater


Bug: 647516
Change-Id: I147ca276837ece5e9e8c28aa3a871b5ac5cae3b5
Reviewed-on: https://chromium-review.googlesource.com/959555Reviewed-by: Devlin <rdevlin.cronin@chromium.org>
Commit-Queue: Sorin Jianu <sorin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#542829}