Merge "[Preference] add exception when set value is null" into tizen
authorSukHyung, Kang <shine.kang@samsung.com>
Thu, 23 Feb 2017 04:38:27 +0000 (20:38 -0800)
committerGerrit Code Review <gerrit@review.vlan103.tizen.org>
Thu, 23 Feb 2017 04:38:27 +0000 (20:38 -0800)

Trivial merge