Delete lots of sync ServerConnectionManager code

chrome/browser/sync/test/engine/mock_connection_manager.cc

 // Copyright (c) 2012 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.
 //
 // Mock ServerConnectionManager class for use in client regression tests.
 
 #include "chrome/browser/sync/test/engine/mock_connection_manager.h"
 
 #include <map>
 
@@ skipping 152 matching lines @@
       !mid_commit_callback_.is_null()) {
     mid_commit_callback_.Run();
   }
   if (mid_commit_observer_) {
     mid_commit_observer_->Observe();
   }
 
   return result;
 }
 
-bool MockConnectionManager::IsServerReachable() {
-  return true;
-}
-
-bool MockConnectionManager::IsUserAuthenticated() {
-  return true;
-}
-
 sync_pb::GetUpdatesResponse* MockConnectionManager::GetUpdateResponse() {
   if (update_queue_.empty()) {
     NextUpdateBatch();
   }
   return &update_queue_.back();
 }
 
 void MockConnectionManager::AddDefaultBookmarkData(sync_pb::SyncEntity* entity,
                                                    bool is_folder) {
   if (use_legacy_bookmarks_protocol_) {
@@ skipping 465 matching lines @@
 }
 
 void MockConnectionManager::SetServerNotReachable() {
   server_status_ = HttpResponse::CONNECTION_UNAVAILABLE;
   server_reachable_ = false;
 
   FOR_EACH_OBSERVER(ServerConnectionEventListener, listeners_,
      OnServerConnectionEvent(
          ServerConnectionEvent(server_status_, server_reachable_)));
 }