Ben Kwa 18fce3cd3c Add unit tests for DirectoryFragment.Model.
Refactor DirectoryFragment.Model to be a static class.
Introduce some unit tests.

BUG=23754695

Change-Id: Iaa064292ab26b23ac7247e49c05ba91033d84a18
2015-09-08 09:58:35 -07:00
..
2015-09-07 06:47:51 -07:00