kde4-meta.eclass: Drop unneeded pre20160211 tarball special handling

eclass/kde4-meta.eclass

@@ -184,9 +184,6 @@ kde4-meta_src_extract() {
 		if [[ ${PV} =~ 4.4.11 ]]; then
 			postfix="bz2"
 			KMTARPARAMS+=" --bzip2"
-		elif [[ ${PV} =~ _pre20160211 ]]; then
-			postfix="gz"
-			KMTARPARAMS+=" --gz"
 		else
 			postfix="xz"
 			KMTARPARAMS+=" --xz"
@@ -200,9 +197,6 @@ kde4-meta_src_extract() {
 		# Detect real toplevel dir from tarball name - it will be used upon extraction
 		# and in _list_needed_subdirectories
 		topdir="${tarball%.tar.*}/"
-		if [[ ${topdir} =~ _pre20160211 ]]; then
-			topdir="${topdir%-$PV*}/"
-		fi
 
 		ebegin "Unpacking parts of ${tarball} to ${WORKDIR}"