cairo.ffi: remove some usings to break circular dependency

diff --git a/basis/cairo/ffi/ffi.factor b/basis/cairo/ffi/ffi.factor
index 026fa621f8c7797cd3dfbc19dd471e1debde2c48..da7c1b429447d590ac8c9d13dc866e9067992cc1 100644 (file)
--- a/basis/cairo/ffi/ffi.factor
+++ b/basis/cairo/ffi/ffi.factor
@@ -6,9 +6,8 @@
 ! Adapted from cairo.h, version 1.5.14
 ! License: http://factorcode.org/license.txt
 
-USING: system combinators alien alien.syntax alien.c-types
-alien.destructors kernel accessors sequences arrays ui.gadgets
-alien.libraries classes.struct ;
+USING: alien alien.c-types alien.destructors alien.libraries
+alien.syntax classes.struct combinators kernel system ;
 
 IN: cairo.ffi
 << {