Reland "Switch Win Exceptions Build to Clang."

This reverts commit 2f2419b936150e24ca1aea891ba405c8ea8ebdc7.

Reason for revert: Creating CL to reland

Original change's description:
> Revert "Switch Win Exceptions Build to Clang."
> 
> This reverts commit e1cb4778c70a6bef543a8936c5521a71a037f551.
> 
> Reason for revert: Need to revert dependency https://skia-review.googlesource.com/c/skia/+/114093
> 
> Original change's description:
> > Switch Win Exceptions Build to Clang.
> > 
> > No-Try: true
> > Change-Id: I119c7853299b6eef65f991b41cbb2afb0a35f431
> > Reviewed-on: https://skia-review.googlesource.com/113673
> > Commit-Queue: Ben Wagner <benjaminwagner@google.com>
> > Reviewed-by: Mike Klein <mtklein@google.com>
> 
> TBR=mtklein@google.com,benjaminwagner@google.com
> 
> Change-Id: I36f4c6cdf890043d4b77b8d5347b4752f58ebd33
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://skia-review.googlesource.com/114420
> Reviewed-by: Ben Wagner <benjaminwagner@google.com>
> Commit-Queue: Ben Wagner <benjaminwagner@google.com>

TBR=mtklein@google.com,benjaminwagner@google.com

# Not skipping CQ checks because original CL landed > 1 day ago.

Change-Id: Ie4ba6c264b3ab2b3c63ac0e225638b0a4e70cda1
Reviewed-on: https://skia-review.googlesource.com/114822
Reviewed-by: Ben Wagner <benjaminwagner@google.com>
Commit-Queue: Ben Wagner <benjaminwagner@google.com>
7 files changed