Replace GrResourceCache with GrResourceCache2.

BUG=skia:2889

Committed: https://skia.googlesource.com/skia/+/66a450f21a3da174b7eed89a1d5fc8591e8b6ee6

Review URL: https://codereview.chromium.org/716143004
Revert of Replace GrResourceCache with GrResourceCache2. (patchset #7 id:120001 of https://codereview.chromium.org/716143004/)

Reason for revert:
broken again

Original issue's description:
> Replace GrResourceCache with GrResourceCache2.
>
> BUG=skia:2889
>
> Committed: https://skia.googlesource.com/skia/+/66a450f21a3da174b7eed89a1d5fc8591e8b6ee6
>
> Committed: https://skia.googlesource.com/skia/+/407aa584d183c1bf314f5defd1cf0202e8a96c89

TBR=robertphillips@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:2889

Review URL: https://codereview.chromium.org/726913002
Move WGL header from include to src

NOTRY=true

Review URL: https://codereview.chromium.org/728823002
Steal ASAN skimage expectations for UBSAN.

NOTRY=true

BUG=skia:3096

Review URL: https://codereview.chromium.org/731553002