_copy_if_defined expects None for undefined fields. Change-Id: I8f1f2322a6e8d7562cc1fff576d7ebc5c45f3437 Closes-Bug: #1370201
_copy_if_defined expects None for undefined fields. Change-Id: I8f1f2322a6e8d7562cc1fff576d7ebc5c45f3437 Closes-Bug: #1370201