Hold out DirectWrite bounds fix for blink tests

Add SK_IGNORE_DIRECTWRITE_FALLBACK_BOUNDS_FIX to hold out the previously
landed fix "Handle DirectWrite GetAlphaTextureBounds failure" [0]. There
are blint tests which need to be rebaselined due to the correct bounds
now being reported on very small glyphs. This build flag will be added
to the Chromium build so that Skia can roll into Chromium, then removed
from Chromium when doing the rebaseline, then removed from Skia.

[0] https://skia-review.googlesource.com/c/skia/+/590181

Bug: chromium:1370488
Change-Id: Ie62aef9d3a30b019a758a51b84c1a8fcdb1e69f2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/592544
Auto-Submit: Ben Wagner <bungeman@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Herb Derby <herb@google.com>
1 file changed