Add support for terminateUponInput option.

See https://chromium-review.googlesource.com/c/chromium/src/+/1619801
for the CL that introduces this flag and passes it to the IT2Me host.

Bug: 965039
Change-Id: Ib2c29816da6d8f96a9d2ed5de03b675d5e3cfa16
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1621370
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Reviewed-by: Joe Downing <joedow@chromium.org>
Commit-Queue: Jamie Walch <jamiewalch@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661892}
9 files changed