Add missing case in ResolvedBindings.isEmpty()
Add missing case in ResolvedBindings.isEmpty()

RELNOTES=n/a

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=177043277

cgruber/dagger,ze-pequeno/dagger,cgruber/dagger,ronshapiro/dagger,ze-pequeno/dagger,ronshapiro/dagger,ze-pequeno/dagger,cgruber/dagger,google/dagger,ze-pequeno/dagger,dushmis/dagger,ronshapiro/dagger,google/dagger,dushmis/dagger,google/dagger,google/dagger