* nsfns.m (ns_set_background_color): Remove code duplication.

src/ChangeLog

+2008-12-07  Seiji Zenitani  <zenitani@mac.com>
+
+	* nsfns.m (ns_set_background_color): Remove code duplication.
+	It was a substite for face-transparency on OS X 10.3.
+
 2008-12-06  Chong Yidong  <cyd@stupidchicken.com>
 
 	* coding.c (make_conversion_work_buffer): Disable buffer

src/nsfns.m

@@ -389,14 +389,6 @@ Turn the input menu (an NSMenu) into a lisp list for tracking on lisp side
       [[view window] setBackgroundColor: col];
       alpha = [col alphaComponent];
 
-#ifdef NS_IMPL_COCOA
-      /* the alpha code below only works on 10.4, so we need to do something
-         else (albeit less good) otherwise.
-         Check NSApplication.h for useful NSAppKitVersionNumber values. */
-      if (NSAppKitVersionNumber < 744.0)
-          [[view window] setAlphaValue: alpha];
-#endif
-
       if (alpha != 1.0)
           [[view window] setOpaque: NO];
       else