tree d0f18e76013b631a33dfde44368a221c5ebc8c83
parent ac61aa4bbac2fc6e380ece362acf349bbc6bad8e
author Googler <jhorvitz@google.com> 1655168241 -0700
committer Copybara-Service <copybara-worker@google.com> 1655168303 -0700

Move `SpawnInputUtils` to open source.

Clean up methods to never return `null` - all callers expect a matching input to be found. This removes a lot of `checkNotNull` calls.

PiperOrigin-RevId: 454740106
Change-Id: I49c84e36c93e71e659662580a6197b6f2325c8ac