Lin Yang dda4c86b70 Add new adapter for int field
Add new adapter int_or_none, which allow the int field to be None.

Change-Id: I200108aac951fb9e52f6977340a4870cee7f887b
2018-06-06 15:02:47 -07:00
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2018-06-06 15:02:47 -07:00
2018-03-01 16:10:54 -08:00