tree a439d0d69fccb0db3c9dd7460db449fc1d2adbc1
parent 9aee1f56ace0b5ace1dc529096463a136368689a
author Sho SHIMIZU <sshimizu@us.fujitsu.com> 1452905157 -0800
committer Gerrit Code Review <gerrit@onlab.us> 1452907220 +0000

Improve null safety by returning an empty list

Change-Id: I88e673b1ed0b9edfe86c9b1b4004ad9b95271d29