Support empty results in contact entry list fragment.

This is prerequisite to showing empty search results when the user
touches the search bar. Before, there was an assumption that you
could not have an empty query string. This CL seeks to add that
functionality, while preserving the existing interface.

Bug: 14900155
Change-Id: I15235db651a6b59a0f110a3cb8b5e8bf0a6726be
1 file changed
tree: 0eaf8c817a10f473e0822b7641a5bd9f9f5db18b
  1. src/
  2. TestCommon/
  3. tests/