fixed an skslc crash with uninitialized globals

Bug: oss-fuzz:14372
Change-Id: I9445a36a7d7b04ba63f1e5c9b1d1bd270708a7c0
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/219481
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
1 file changed