Refactor BlimpConnection to TCPConnection

blimp/client/public/session/assignment.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 BLIMP_CLIENT_PUBLIC_SESSION_ASSIGNMENT_H_
 #define BLIMP_CLIENT_PUBLIC_SESSION_ASSIGNMENT_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 23 matching lines @@
   ASSIGNMENT_REQUEST_RESULT_INVALID_CERT = 11,
 };
 
 // An Assignment contains the configuration data needed for a client
 // to connect to the engine.
 struct Assignment {
   enum TransportProtocol {
     UNKNOWN = 0,
     SSL = 1,
     TCP = 2,
+    GRPC = 3,
   };
 
   Assignment();
   Assignment(const Assignment& other);
   ~Assignment();
 
   // Returns false if the net::IPEndPoint has an unspecified IP, port, or
   // transport protocol.
   bool IsValid() const;
 
   // Specifies the transport to use to connect to the engine.
   TransportProtocol transport_protocol;
 
   // Specifies the IP address and port on which to reach the engine.
   net::IPEndPoint engine_endpoint;
 
   // Used to authenticate to the specified engine.
   std::string client_auth_token;
 
   // Specifies the engine's X.509 certificate.
   scoped_refptr<net::X509Certificate> cert;
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_PUBLIC_SESSION_ASSIGNMENT_H_