Create stub jingle library for iOS.

jingle/notifier/base/gaia_token_pre_xmpp_auth.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef JINGLE_NOTIFIER_BASE_GAIA_TOKEN_PRE_XMPP_AUTH_H_
 #define JINGLE_NOTIFIER_BASE_GAIA_TOKEN_PRE_XMPP_AUTH_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 37 matching lines @@
   virtual std::string GetAuthMechanism() const OVERRIDE;
 
   // buzz::SaslHandler implementation.
 
   virtual std::string ChooseBestSaslMechanism(
       const std::vector<std::string>& mechanisms, bool encrypted) OVERRIDE;
 
   virtual buzz::SaslMechanism* CreateSaslMechanism(
       const std::string& mechanism) OVERRIDE;
 
-  static const char kDefaultAuthMechanism[];
-
  private:
   std::string username_;
   std::string token_;
   std::string token_service_;
   std::string auth_mechanism_;
 };
 
 }  // namespace notifier
 
 #endif  // JINGLE_NOTIFIER_BASE_GAIA_TOKEN_PRE_XMPP_AUTH_H_