Reland "[ios] Bump minimum Xcode requirement to 10."
This reverts commit 41dde5a43e.
Reason for revert: cronet is now on Xcode 10, webrtc is pending
Original change's description:
> Revert "[ios] Bump minimum Xcode requirement to 10."
>
> This reverts commit ae6e851448.
>
> Reason for revert: cronet and webrtc aren't on Xcode 10 yet.
>
> Original change's description:
> > [ios] Bump minimum Xcode requirement to 10.
> >
> > Change-Id: I60521b36cb903ca18d59fe88caa1a9c7b1aa9e87
> > Reviewed-on: https://chromium-review.googlesource.com/1182377
> > Reviewed-by: Sylvain Defresne <sdefresne@chromium.org>
> > Reviewed-by: Rohit Rao <rohitrao@chromium.org>
> > Reviewed-by: Justin Cohen <justincohen@chromium.org>
> > Commit-Queue: Justin Cohen <justincohen@chromium.org>
> > Cr-Commit-Position: refs/heads/master@{#587174}
>
> TBR=rohitrao@chromium.org,sdefresne@chromium.org,justincohen@chromium.org
>
> Change-Id: I815f001ec9c75008791dd46cb1ee39f62248a160
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://chromium-review.googlesource.com/1194601
> Reviewed-by: Justin Cohen <justincohen@chromium.org>
> Commit-Queue: Justin Cohen <justincohen@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#587222}
TBR=rohitrao@chromium.org,sdefresne@chromium.org,justincohen@chromium.org
Change-Id: Id5f352d6d38b736ceea1347bcb05c00a55799e97
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/1196243
Reviewed-by: Justin Cohen <justincohen@chromium.org>
Commit-Queue: Justin Cohen <justincohen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#587435}
6a42e08586