`date` could be outside the int32_t range and thus FastD2I may not be
used.

Bug: chromium:849663
Change-Id: I96a012b40d35ec8f80e449e4e687b0ce7b572d5e
Reviewed-on: https://chromium-review.googlesource.com/1087063Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53526}