[net-im/swift] do not use rm -f, remove now-obsolete sed and associated inherit

net-im/swift/swift-9999.ebuild

@@ -4,7 +4,7 @@
 
 EAPI="6"
 
-inherit scons-utils toolchain-funcs linux-info
+inherit scons-utils toolchain-funcs
 
 if [[ ${PV} = "9999" ]] ; then
 	EGIT_REPO_URI="git://swift.im/swift"
@@ -54,23 +54,20 @@ set_scons_targets() {
 src_prepare() {
 	# remove all bundled packages to ensure
 	# consistency of headers and linked libraries
-	rm -rf 3rdparty || die
+	rm -r 3rdparty || die
 
 	for x in ${LANGS}; do
 		if use !l10n_${x}; then
-			rm -f Swift/Translations/swift_${x}.ts || die
+			rm Swift/Translations/swift_${x}.ts || die
 		fi
 	done
 
 	if use !zeroconf; then
-		rm -rf Slumber || die
+		rm -r Slumber || die
 	fi
 
-	rm -rf Swift || die
+	rm -r Swift || die
 
-	sed -i BuildTools/SCons/Tools/qt4.py \
-		-e "s/linux2/linux${KV_MAJOR}/" \
-		|| die
 	eapply_user
 }