Builder () { super.clear(); className_ = ""; bitField0_ = (bitField0_ & ~0x00000001); importStatement_ = com.google.protobuf.LazyStringArrayList.EMPTY; bitField0_ = (bitField0_ & ~0x00000002); staticImport_ = com.google.protobuf.LazyStringArrayList.EMPTY; bitField0_ = (bitField0_ & ~0x00000004); identifier_ = com.google.protobuf.LazyStringArrayList.EMPTY; bitField0_ = (bitField0_ & ~0x00000008); return this; }