mozilla-b2g/gaia — pull request #21859 by luke-chang (2014-07-17 09:17:50+00:00)
Title: Bug 972216 - Use app icon instead of screenshot in cards view preview

cherry picked from 7ffb9e1ccf0af4d944f8562a0267896cf1c75806

Conflicts:
- apps/system/js/cards_view.js