error when draw ops do not go through addDrawOp

Bug: skia:
Change-Id: Iae521a184c15a326f5b167f5346679fec4b664a2
Reviewed-on: https://skia-review.googlesource.com/c/163493
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
4 files changed