static class
GeneratedMessageLite.ExtendableBuilder<MessageType extends GeneratedMessageLite.ExtendableMessage<MessageType>,BuilderType extends GeneratedMessageLite.ExtendableBuilder<MessageType,BuilderType>>
GeneratedMessage.ExtendableBuilder
GeneratedMessageLite.ExtendableMessage<MessageType extends GeneratedMessageLite.ExtendableMessage<MessageType>>
GeneratedMessage.ExtendableMessage