Moves over remaining .dart code references to 'factory' in interface declartions to 'default'

samples/belay/bcap/bcap.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #library('bcap');
 #import('src/impl_bcap.dart');
 #source('src/BcapUtil.dart');
 
 // This library implements a Dart binding of the Bcap protocol.
 
@@ skipping 74 matching lines @@
 typedef void FailureI(BcapError err);
 
 interface BcapServerInterface {
   void invoke(String ser, String method, String data, SuccessI ski, FailureI fki);
 }
 
 typedef BcapHandler Reviver(String key);
 typedef BcapServerInterface Resolver(String instID);
 typedef void SaveState(String state);
 
-interface BcapServer extends BcapServerInterface factory BcapServerImpl {
+interface BcapServer extends BcapServerInterface default BcapServerImpl {
   BcapServer(String instanceID, [String snapshot, SaveState saveState]);
 
   void setReviver(Reviver newReviver);
   void setResolver(Resolver newResolver);
 
   Object dataPreProcess(Object data);
   Object dataPostProcess(Object data);
 
   String snapshot();
 
   Bcap grant(BcapHandler handler, [String key]);
   Bcap grantFunc(BcapSyncFunction f, [String key]);
   Bcap grantAsyncFunc(BcapAsyncFunction f, [String key]);
 
   Bcap grantKey(String key);
   Bcap restore(String ser);
 
   void revoke(String ser);
   void revokeAll();
 }