An inner class in a interface was marked as static, which is the
default:

public interface Protocol {
	class Request {
		public String operation;

		public List<ObjectSpec> objects;
	}

}

become:


public interface Protocol {
	static class Request {
		public String operation;

		public List<ObjectSpec> objects;
	}

}

Change-Id: I854a1781381508b886508e08a21fc2f462a89a7c
Signed-off-by: Fabrice Tiercelin <fabrice.tiercelin@yahoo.fr>