am 6118af9d: Fix the behavior of deleting the last picture.

* commit '6118af9ddad8acc050133154f8f60c842c7f9bfa':
  Fix the behavior of deleting the last picture.
tree: f35a283a356cacba583133519967f1e6af275ee2
  1. gallerycommon/
  2. src/
  3. src_pd/
  4. tests/