Try executed pending events only if something has changed.

git-svn-id: https://svn.erp5.org/repos/neo/trunk@1631 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/storage/handlers/client.py

@@ -69,9 +69,9 @@ class ClientOperationHandler(BaseClientAndStorageOperationHandler):
                     except KeyError:
                         pass
                 del app.transaction_dict[tid]
+                # Now it may be possible to execute some events.
+                app.executeQueuedEvents()
                 break
-        # Now it may be possible to execute some events.
-        app.executeQueuedEvents()
 
     def timeoutExpired(self, conn):
         self.dealWithClientFailure(conn.getUUID())