[recipes] Speculative fix for empty properties

Change-Id: I9ef6e2e3ade1213045932fee453c51e0f6519909
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/274537
Commit-Queue: Eric Boren <borenet@google.com>
Reviewed-by: Kevin Lubick <kjlubick@google.com>
5 files changed