am affd0f8e: am 83c50ca7: Merge "Update ApiDemos CameraPreview activity to properly center the preview in cases where the camera hardware doesn\'t support a preview size with the same aspect ratio as the device display." into gingerbread

Merge commit 'affd0f8ec31f9bf1f0f2288c5f6ebab9c18673fe'

* commit 'affd0f8ec31f9bf1f0f2288c5f6ebab9c18673fe':
  Update ApiDemos CameraPreview activity to properly center the preview in cases where the camera hardware doesn't support a preview size with the same aspect ratio as the device display.