Delete lots of sync ServerConnectionManager code

chrome/browser/sync/engine/net/server_connection_manager.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 CHROME_BROWSER_SYNC_ENGINE_NET_SERVER_CONNECTION_MANAGER_H_
 #define CHROME_BROWSER_SYNC_ENGINE_NET_SERVER_CONNECTION_MANAGER_H_
 #pragma once
 
 #include <iosfwd>
 #include <string>
@@ skipping 184 matching lines @@
 
   virtual ~ServerConnectionManager();
 
   // POSTS buffer_in and reads a response into buffer_out. Uses our currently
   // set auth token in our headers.
   //
   // Returns true if executed successfully.
   virtual bool PostBufferWithCachedAuth(PostBufferParams* params,
                                         ScopedServerStatusWatcher* watcher);
 
-  // Checks the time on the server. Returns false if the request failed. |time|
-  // is an out parameter that stores the value returned from the server.
-  virtual bool CheckTime(int32* out_time);
-
-  // Returns true if sync_server_ is reachable. This method verifies that the
-  // server is pingable and that traffic can be sent to and from it.
-  virtual bool IsServerReachable();
-
-  // Returns true if user has been successfully authenticated.
-  virtual bool IsUserAuthenticated();
-
-  // Updates status and broadcasts events on change.
-  bool CheckServerReachable();
-
   void AddListener(ServerConnectionEventListener* listener);
   void RemoveListener(ServerConnectionEventListener* listener);
 
   inline std::string user_agent() const { return user_agent_; }
 
   inline HttpResponse::ServerConnectionCode server_status() const {
     DCHECK(thread_checker_.CalledOnValidThread());
     return server_status_;
   }
 
   inline bool server_reachable() const { return server_reachable_; }
 
   const std::string client_id() const { return client_id_; }
 
-  // This changes the server info used by the connection manager. This allows
-  // a single client instance to talk to different backing servers. This is
-  // typically called during / after authentication so that the server url
-  // can be a function of the user's login id.
-  void SetServerParameters(const std::string& server_url,
-                           int port,
-                           bool use_ssl);
-
   // Returns the current server parameters in server_url, port and use_ssl.
   void GetServerParameters(std::string* server_url,
                            int* port,
                            bool* use_ssl) const;
 
   std::string GetServerHost() const;
 
   // Factory method to create an Connection object we can use for
   // communication with the server.
   virtual Connection* MakeConnection();
@@ skipping 23 matching lines @@
 
   void InvalidateAndClearAuthToken() {
     DCHECK(thread_checker_.CalledOnValidThread());
     // Copy over the token to previous invalid token.
     if (!auth_token_.empty()) {
       previously_invalidated_token.assign(auth_token_);
       auth_token_ = std::string();
     }
   }
 
+  bool HasInvalidAuthToken() {
+    return auth_token_.empty();
+  }
+
   const std::string auth_token() const {
     DCHECK(thread_checker_.CalledOnValidThread());
     return auth_token_;
   }
 
  protected:
   inline std::string proto_sync_path() const {
     return proto_sync_path_;
   }
 
@@ skipping 91 matching lines @@
 // settings.
 bool FillMessageWithShareDetails(sync_pb::ClientToServerMessage* csm,
                                  syncable::DirectoryManager* manager,
                                  const std::string& share);
 
 std::ostream& operator<<(std::ostream& s, const struct HttpResponse& hr);
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_ENGINE_NET_SERVER_CONNECTION_MANAGER_H_