am 7f331f3e: Fixing available() and close() for archive streams.

Merge commit '7f331f3efb8c9c9879bf6b5154eaf2fdc849ab9b' into eclair-plus-aosp

* commit '7f331f3efb8c9c9879bf6b5154eaf2fdc849ab9b':
  Fixing available() and close() for archive streams.