tree ce1eae7636824d4137c64b2cad8a579d4836eee3
parent 8866d6a80ed30e1ff32f1c5420f1a803c26fa13a
author Jon Skeet <jonskeet@google.com> 1452867496 +0000
committer Jon Skeet <jonskeet@google.com> 1452867496 +0000

Make sure that

"valueField": null

is parsed appropriately, i.e. that it remembers that the field is set.