am 56d796a9: Merge "Fixing issue where updating the visibility of one application can trigger all icons to disappear. (Bug 8757421)" into jb-mr2-dev

* commit '56d796a9b09725fc44714bc2216d6bc6c4746b95':
  Fixing issue where updating the visibility of one application can trigger all icons to disappear. (Bug 8757421)