tree 2162e7c994ecf9a182cd7d9292c36c6c829a1227
parent d8cb37ac445fa86aa22731c5367a5e86dde04efa
author Brett Johnson <Brett.Michael.Johnson@gmail.com> 1400110103 -0700
committer Brett Johnson <Brett.Michael.Johnson@gmail.com> 1400112200 -0700

Set filesystemadaptor.src default to empty string rather than null.

This allows init() to throw InvalidConfigurationException if the
property was not set.

Code Review:  http://codereview.appspot.com/91460043