119574 r=rods sr=attinasi a=asa. XP printprogress should not come up. I added new prefs to

keep the dialog from being put up.

modules/libpref/src/mac/MANIFEST

@@ -1 +1,2 @@
 macprefs.js
+macxprefs.js

modules/libpref/src/nsPrefService.cpp

@@ -524,6 +524,9 @@ JSBool pref_InitInitialObjects()
 #endif
 #ifdef XP_MAC
       , "macprefs.js"
+#if defined (TARGET_CARBON)
+      , "macxprefs.js"
+#endif
 #elif defined(XP_WIN)
       , "winpref.js"
 #elif defined(XP_UNIX)