Obsolete option --print-installation-architecture of dpkg still present in bash completion

[Arvind S Raj]

The option --print-installation-architecture has become obsolete and replaced by --print-architecture but still shows up in completion.

$ dpkg --print-
--print-architecture --print-avail --print-gnu-build-architecture --print-installation-architecture
$ dpkg --print-installation-architecture
dpkg: warning: obsolete option '--print-installation-architecture', please use '--print-architecture' instead.
amd64

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: bash-completion 1:1.3-1ubuntu6
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Tue Nov 8 16:53:42 2011
InstallationMedia: Kubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_IN:en
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: bash-completion
UpgradeStatus: Upgraded to oneiric on 2011-10-14 (24 days ago)

[Peter Cordes (peter-cordes)]

dpkg completion now uses _parse_help to get the list of valid options from dpkg.