const google.golang.org/protobuf/internal/genid.SourceContext_FileName_field_fullname

one use

	google.golang.org/protobuf/internal/genid (current package)
		source_context_gen.go#L25: 	SourceContext_FileName_field_fullname protoreflect.FullName = "google.protobuf.SourceContext.file_name"