Don't build sksl if we're not building Ganesh.

No point linking sksl into libskia if we won't use it, right?

Change-Id: Iafd3d14ccd7ae0bc360cc928ba809e935fa5d55b
Reviewed-on: https://skia-review.googlesource.com/8258
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
1 file changed