Reland "Make SkSurface::asyncRescaleAndRead use kStrict constraint"

This is a reland of 451b01fe098faa18f6552ff77e5e1170a0f525c4

Original change's description:
> Make SkSurface::asyncRescaleAndRead use kStrict constraint
> 
> Also fix crash if SkSurface has no color space.
> 
> Bug: skia:8962
> Change-Id: I5826ddb10daa46f286d2405b7229ea4f0aefa8f2
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/214306
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Brian Osman <brianosman@google.com>

Bug: skia:8962
Change-Id: I05713351f62cc738ec8a4bba6377e9aa7a044975
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/214684
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
7 files changed