Fix install-build-deps.sh --quick-check on Trusty

build/install-build-deps.sh

Index: build/install-build-deps.sh
diff --git a/build/install-build-deps.sh b/build/install-build-deps.sh
index d1d844a47f2cd0ce58c5abd7d688d48b40965ad8..cded4529c41be1d28447396e4531afe878f05d4b 100755
--- a/build/install-build-deps.sh
+++ b/build/install-build-deps.sh
@@ -304,9 +304,11 @@ else
   nacl_list=
 fi
 
+# The `sort -r -s -t: -k2` sorts all the :i386 packages to the front, to avoid
+# confusing dpkg-query (crbug.com/446172).
 packages="$(
   echo "${dev_list} ${lib_list} ${dbg_list} ${lib32_list} ${arm_list}"\
-       "${nacl_list}" | tr " " "\n" | sort -u | tr "\n" " "
+       "${nacl_list}" | tr " " "\n" | sort -u | sort -r -s -t: -k2 | tr "\n" " "

[Nico, 2015/01/05 20:53:08]

out of interest: why -s?

[johnme, 2015/01/06 10:45:58]

-s is stable sort, meaning that the :i386 packages will remain in alphabetical
order, as will the non-:i386 packages. Not necessary, but it's nicer when
printing the list of packages (as happens on line 361).

 )"
 
 if [ 1 -eq "${do_quick_check-0}" ] ; then