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

one use

	google.golang.org/protobuf/internal/genid (current package)
		descriptor_gen.go#L221: 	FieldDescriptorProto_Options_field_fullname        protoreflect.FullName = "google.protobuf.FieldDescriptorProto.options"