Replace empty Block with Nop statement.

Change-Id: I2db149103a86e8d348affee2ba7b5bd70b0a2990
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/314883
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
1 file changed