GitLab

This is a reland of 34445e49

CoreFoundations APIs usage was preserved since Cronet still requires
32-bit support.

Original change's description:
> [ios] Use posix TimeExploded
>
> With 32 bits build gone, iOS can use the posix implementation of
> TimeExploded, which is faster.
>
> Bug: 985061
> Change-Id: Ic1d42ebddfa2d0bb0d37bb7b2086683914aa87a5
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1763679
> Commit-Queue: David Jean <djean@chromium.org>
> Reviewed-by: Mark Cogan <marq@chromium.org>
> Reviewed-by: Yuri Wiitala <miu@chromium.org>
> Reviewed-by: John Budorick <jbudorick@chromium.org>
> Reviewed-by: kylechar <kylechar@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#691094}

Bug: 985061
Change-Id: I42ee2b64a3ed7b6c3c98d1593cd4d762377f7b33
Cq-Include-Trybots: luci.chromium.try:ios-simulator-cronet
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1856961
Commit-Queue: Yuri Wiitala <miu@chromium.org>
Reviewed-by: kylechar <kylechar@chromium.org>
Reviewed-by: Yuri Wiitala <miu@chromium.org>
Reviewed-by: David Jean <djean@chromium.org>
Reviewed-by: John Budorick <jbudorick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#711923}