Clean out stale shadow vertices from the SkResourceCache

Bug: b/130757982
Change-Id: Iddfd41bcd494e1bf2d39baf6f2dc5e95a1819798
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/210629
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
1 file changed