Use the Carbon scrap manager interface if the old interface isn't available.

Mac/Tools/IDE/PyBrowser.py

@@ -291,8 +291,13 @@ class BrowserWidget(W.List):
 		text = string.join(selitems, '\r')
 		if text:
 			from Carbon import Scrap
+			if hasattr(Scrap, 'PutScrap'):
 				Scrap.ZeroScrap()
 				Scrap.PutScrap('TEXT', text)
+			else:
+				Scrap.ClearCurrentScrap()
+				sc = Scrap.GetCurrentScrap()
+				sc.PutScrapFlavor('TEXT', 0, text)
 
 
 class Browser: