Create golden file loader for the time limit consistency tests.

Bug: 935711
Change-Id: Id4f5c77ab7e8d783507b2bdb0000ce5fcb2b417e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1487473
Reviewed-by: Michael Giuffrida <michaelpg@chromium.org>
Reviewed-by: Henrique Grandinetti <hgrandinetti@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Commit-Queue: G. Silva <gfaus@chromium.org>
Cr-Commit-Position: refs/heads/master@{#638569}
9 files changed