Revert "Hide SK_SUPPORT_LEGACY_DRAWIMAGE_NOSAMPLING flag"

This reverts commit 5817fe106967ffe59e424e8ab2eb221017c94634.

Reason for revert: broke GifTest

Original change's description:
> Hide SK_SUPPORT_LEGACY_DRAWIMAGE_NOSAMPLING flag
>
> Bug: skia:7650
> Change-Id: I7924efdbbb957c0453c5444796dc31f0b0f7459b
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/361437
> Commit-Queue: Mike Reed <reed@google.com>
> Reviewed-by: Kevin Lubick <kjlubick@google.com>

TBR=kjlubick@google.com,reed@google.com

Change-Id: I1e6dc844b8780b332ef94234bed2e8fbdf60f8cf
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:7650
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/362179
Reviewed-by: Mike Reed <reed@google.com>
4 files changed