93     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.Issue307
196         private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce
299             private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.Issue307.Types.NestedOnce.Types.NestedTwice
410     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.NegativeEnumMessage
581     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.DeprecatedChild
682     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.DeprecatedFieldsMessage
944     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.ItemField
1073     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.ReservedNames
1235         private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.ReservedNames.Types.SomeNestedType
1353     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.TestJsonFieldOrdering
1684     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.TestJsonName
1877     private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.OneofMerging
2075         private pb::UnknownFieldSet _unknownFields;  field in UnitTest.Issues.TestProtos.OneofMerging.Types.Nested