Fix gn for DSLWrapper.h

Change-Id: Id6e4d82d96f6393c70866bcc8430d4f088d2ad2a
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/541066
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: Herb Derby <herb@google.com>
1 file changed