Disconnect all users if too many connection requests are received for It2Me

remoting/protocol/validating_authenticator.h

 // Copyright 2016 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 REMOTING_PROTOCOL_VALIDATING_AUTHENTICATOR_H_
 #define REMOTING_PROTOCOL_VALIDATING_AUTHENTICATOR_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 11 matching lines @@
 // logic supplied by the caller is run when the first message is received from
 // the client.  If the connection details are valid (e.g. conform to the current
 // policies), then the initial message, and all subsequent messages, are passed
 // to the underlying authenticator instance for processing.
 class ValidatingAuthenticator : public Authenticator {
  public:
   enum class Result {
     SUCCESS,
     ERROR_INVALID_CREDENTIALS,
     ERROR_INVALID_ACCOUNT,
-    ERROR_REJECTED_BY_USER
+    ERROR_REJECTED_BY_USER,
+    ERROR_TOO_MANY_CONNECTIONS
   };
 
   typedef base::Callback<void(Result validation_result)> ResultCallback;
 
   typedef base::Callback<void(const std::string& remote_jid,
                               const ResultCallback& callback)>
       ValidationCallback;
 
   ValidatingAuthenticator(const std::string& remote_jid,
                           const ValidationCallback& validation_callback,
@@ skipping 40 matching lines @@
 
   base::WeakPtrFactory<ValidatingAuthenticator> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ValidatingAuthenticator);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_VALIDATING_AUTHENTICATOR_H_