Fix NPE in getKindTypeColumn

Need to check hasKindTypeColumn before calling getKindTypeColumn.
Use TextUtils.equals for null safe string comparison.

Bug:18085367
Change-Id: I436b7b0843844d7041a572f0501cdf88baa059e4
2 files changed
tree: 80c93a208149cd415cd12630622940cee37a54d8
  1. src/
  2. TestCommon/
  3. tests/