Always enforce format specifiers on SkDebugf.

Change-Id: Icba60060ab4dec45c8ef1b1e2f35056626adc0a7
Bug: skia:12143, 192062380
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/428616
Commit-Queue: John Stiles <johnstiles@google.com>
Reviewed-by: Derek Sollenberger <djsollen@google.com>
2 files changed