[Checkins] SVN: zc.zodbdgc/branches/dev/src/zc/zodbdgc/__init__.py Small optimization.

[Jim Fulton]

Log message for revision 100570:
  Small optimization.
  

Changed:
  U   zc.zodbdgc/branches/dev/src/zc/zodbdgc/__init__.py

-=-
Modified: zc.zodbdgc/branches/dev/src/zc/zodbdgc/__init__.py
===================================================================
--- zc.zodbdgc/branches/dev/src/zc/zodbdgc/__init__.py	2009-06-01 12:40:12 UTC (rev 100569)
+++ zc.zodbdgc/branches/dev/src/zc/zodbdgc/__init__.py	2009-06-01 15:51:44 UTC (rev 100570)
@@ -387,8 +387,6 @@
                 continue
             if seen.has(*ref):
                 continue
-            if roots.has(*ref):
-                continue
             roots.insert(*ref)
 
     [d.close() for d in db.databases.values()]