Add timeout for RAR analysis

To limit regression in the total analysis time from Safe Browsing,
cutoff RAR analysis at 10 seocnds.

Bug: 948277
Change-Id: I3838b46b362ee88dd7752266cc0d0d5a881b1c69
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1616149
Commit-Queue: Daniel Rubery <drubery@chromium.org>
Commit-Queue: Varun Khaneja <vakh@chromium.org>
Reviewed-by: Varun Khaneja <vakh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#660662}
1 file changed