finally remove something from this growing list of forgotten defines: NEW_CLIPBOARD_SUPPORT because the feature has landed.

config/mac/DefinesMozilla.h

@@ -49,11 +49,6 @@
 
 #define USE_NSREG 1
 
-// 99-04-05 pinkerton -- use new nsIClipboard instead of selection manager stuff.
-// REMOVE WHEN THIS LANDS FULLY!!!
-#define NEW_CLIPBOARD_SUPPORT
-
-
 // ———————————————————————————————————————————————————————————————————————————
 //	•	You typically will not need to change things below here
 // ———————————————————————————————————————————————————————————————————————————