The try/except was added for one specific situation but the 'except' portion accepts a wide range of errors. This results in confusing logs and nothing clearly states what actually caused the error.

Bug: 1349905, 1350210
Change-Id: Ia86c71b0b77658992fca5d3de215e659ccd90d96
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3810798
Commit-Queue: Joanna Wang <jojwang@chromium.org>
Reviewed-by: Gavin Mak <gavinmak@google.com>