In common workflows, this step only succeeds ~5% of the time, and
in the other 95% of cases, simply adds ~30 seconds of wasted time
to the execution time of `rebase-update`. Therefore, this CL removes
the automated functionality, and leaves squashing as a manual option
to the user.
Fixed: 40264739
Bug: 40390274
Change-Id: Ib2a3ffe4b0e5d0b74323a2a0d34ab0e1b7fafb08
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/6104282
Auto-Submit: Mason Freed <masonf@chromium.org>
Reviewed-by: Josip Sokcevic <sokcevic@chromium.org>
Commit-Queue: Josip Sokcevic <sokcevic@chromium.org>
