Decode the output for the get_timestamp operation.
Decode the output for the get_timestamp operation.

Change-Id: I31007dbbbe9c76f5e4aaf8aef0001979d05c1066
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/3224017
Commit-Queue: Garrett Beaty <a0767768af30bcbe01b6de5024355c539362a830@google.com>
Auto-Submit: Garrett Beaty <a0767768af30bcbe01b6de5024355c539362a830@google.com>
Reviewed-by: Josip Sokcevic <4606aec58cba917397ff2e4738f995e4758694f8@google.com>

CoherentLabs/depot_tools,CoherentLabs/depot_tools