am 502cf95a: am 743c1937: Merge change 24941 into donut

Merge commit '502cf95ad4cfa1ae9506bf5ad9c938532a5bb57e' into eclair-plus-aosp

* commit '502cf95ad4cfa1ae9506bf5ad9c938532a5bb57e':
  Add TTS files and Accessibility app to the SDK system image.