Revert of Switch Windows over to BoringSSL from NSS. (patchset #2 id:20001 of https://codereview.chromium.org/
765603002/)
Reason for revert:
breaks gn build
http://build.chromium.org/p/chromium.win/buildstatus?builder=Win8%20GN&number=1126
Original issue's description:
> Switch Windows over to BoringSSL from NSS.
>
> This is a much much larger change than the diff suggests. If it
> breaks something, please revert first and ask questions later.
>
> BUG=338884
>
> Committed: https://crrev.com/
deaca2e618f14a475045cefcbe03d18eb79aaff7
> Cr-Commit-Position: refs/heads/master@{#306358}
TBR=rsleevi@chromium.org,brettw@chromium.org,davidben@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=338884
Review URL: https://codereview.chromium.org/
769223002
Cr-Commit-Position: refs/heads/master@{#306370}