am 4948c163: Remove prebuilt static library "libthreaded_app.a".

Merge commit '4948c163663ecc343c97e4c2a2139234f1d3273f' into gingerbread-plus-aosp

* commit '4948c163663ecc343c97e4c2a2139234f1d3273f':
  Remove prebuilt static library "libthreaded_app.a".