BuilderParentImpl  234 third_party/protobuf/java/src/main/java/com/google/protobuf/GeneratedMessage.java     private BuilderParentImpl meAsParent;
BuilderParentImpl  486 third_party/protobuf/java/src/main/java/com/google/protobuf/GeneratedMessage.java         meAsParent = new BuilderParentImpl();