GitLab

Add back --inputs to the generate_expired_histograms_array script. A
follow up cl will add an assertion in the _GenerateFile function to
make sure that the input always keeps in sync the most updated list
of metadata description.

TBR=rohitrao

Bug: 1133102
Change-Id: Ic4a28adf60f9a5cf9331414defedb5bd91e99d8f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2444449
Commit-Queue: Nico Weber <thakis@chromium.org>
Commit-Queue: Weilun Shi <sweilun@chromium.org>
Reviewed-by: Steven Holte <holte@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@google.com>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813014}