profiles/arch/nios2: Remove masks for removed package USE flags

profiles/arch/nios2/package.use.mask

@@ -68,10 +68,6 @@ sci-libs/linux-gpib firmware
 # unkeyworded deps for dev-python/ipython
 dev-python/ipython mongodb
 
-# Agostino Sarubbo <ago@gentoo.org> (05 May 2013)
-# dev-util/google-perftools is not keyworded for arm
->=dev-libs/libmemcached-0.50 tcmalloc
-
 # Christoph Junghans <junghans@gentoo.org> (29 Apr 2013)
 # MKL not available on this arch
 media-gfx/povray mkl
@@ -107,10 +103,6 @@ gnome-extra/sushi office
 # remove mask if/when dev-lang/ghc is keywoded for arm
 dev-util/dbus-test-runner test
 
-# Alexandre Rostovtsev <tetromino@gentoo.org> (27 Dec 2012)
-# remove mask when app-text/yelp-tools is keyworded here
->=gnome-extra/zenity-3.6 test
-
 # Alexandre Rostovtsev <tetromino@gentoo.org> (27 Dec 2012)
 # remove mask when >=app-editors/gedit-3.6 is keyworded here
 dev-util/devhelp gedit
@@ -193,10 +185,6 @@ net-misc/mediatomb lastfm
 # Needs kde-frameworks/kwallet and kde-frameworks/kdelibs stable
 dev-vcs/subversion kwallet
 
-# Markus Meier <maekke@gentoo.org> (27 Sep 2009)
-# mask media-gfx/imagemagick[autotrace] as autotrace is not keyworded
-media-gfx/imagemagick autotrace
-
 # Jim Ramsay <lack@gentoo.org> (5 Nov 2008)
 # app-admin/gkrellm may pull in net-libs/libntlm, which is not keyworded
 app-admin/gkrellm ntlm