--- swift/utils/build-presets.orig	2018-06-12 12:33:42.690456898 -0500
+++ swift/utils/build-presets.ini	2018-06-12 12:34:18.454458545 -0500
@@ -717,7 +717,6 @@
 xctest
 dash-dash
 
-build-ninja
 install-swift
 install-lldb
 install-llbuild