No longer used, but managed to avoid previous capture by being included
in quotes instead of brackets. Do some iwyu while at it.
Change-Id: I838474132995ca130c93f94beaab606828504309
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/292733
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Julia Lavrova <jlavrova@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>