Trim some fat from tree-shaken images on Windows

extra/ui/windows/windows.factor

@@ -3,7 +3,7 @@
 ! See http://factorcode.org/license.txt for BSD license.
 USING: alien alien.c-types alien.strings arrays assocs ui
 ui.gadgets ui.backend ui.clipboards ui.gadgets.worlds
-ui.gestures io kernel math math.vectors namespaces prettyprint
+ui.gestures io kernel math math.vectors namespaces
 sequences strings vectors words windows.kernel32 windows.gdi32
 windows.user32 windows.opengl32 windows.messages windows.types
 windows.nt windows threads libc combinators continuations
@@ -380,7 +380,7 @@ SYMBOL: trace-messages?
     "uint" { "void*" "uint" "long" "long" } "stdcall" [
         [
             pick
-            trace-messages? get-global [ dup windows-message-name . ] when
+            trace-messages? get-global [ dup windows-message-name word-name print flush ] when
             wm-handlers get-global at* [ call ] [ drop DefWindowProc ] if
         ] ui-try
      ] alien-callback ;

extra/unicode/data/data.factor

@@ -46,11 +46,11 @@ VALUE: properties
 
 : (process-data) ( index data -- newdata )
     filter-comments
-    [ [ nth ] keep first swap 2array ] with map
+    [ [ nth ] keep first swap ] with { } map>assoc
     [ >r hex> r> ] assoc-map ;
 
 : process-data ( index data -- hash )
-    (process-data) [ hex> ] assoc-map >hashtable ;
+    (process-data) [ hex> ] assoc-map [ nip ] assoc-filter >hashtable ;
 
 : (chain-decomposed) ( hash value -- newvalue )
     [