Delete lots of sync ServerConnectionManager code

chrome/browser/sync/engine/net/server_connection_manager.h

Index: chrome/browser/sync/engine/net/server_connection_manager.h
diff --git a/chrome/browser/sync/engine/net/server_connection_manager.h b/chrome/browser/sync/engine/net/server_connection_manager.h
index 748c3f7f3e4ad0688297b3b662955c6e285001a7..418a1bcb490cf2d539a14a0aa630f1cfe0fc0185 100644
--- a/chrome/browser/sync/engine/net/server_connection_manager.h
+++ b/chrome/browser/sync/engine/net/server_connection_manager.h
@@ -202,20 +202,6 @@ class ServerConnectionManager {
   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);
 
@@ -230,14 +216,6 @@ class ServerConnectionManager {
 
   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,
@@ -281,6 +259,10 @@ class ServerConnectionManager {
     }
   }
 
+  bool HasInvalidAuthToken() {
+    return auth_token_.empty();
+  }
+
   const std::string auth_token() const {
     DCHECK(thread_checker_.CalledOnValidThread());
     return auth_token_;