am 3b9d33b3: Fix RawImage.getARGB to force alpha to 0xFF for buffers with no alpha.

Merge commit '3b9d33b3e0295445979ba9a36cb73780bc16fb60' into eclair-mr2

* commit '3b9d33b3e0295445979ba9a36cb73780bc16fb60':
  Fix RawImage.getARGB to force alpha to 0xFF for buffers with no alpha.