[Sync] Remove ModelChangingSyncerCommand::HasCustomGroups()

chrome/browser/sync/engine/model_changing_syncer_command.cc

 // 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.
 
 #include "chrome/browser/sync/engine/model_changing_syncer_command.h"
 
 #include "base/basictypes.h"
 #include "base/callback_old.h"
 #include "chrome/browser/sync/sessions/status_controller.h"
 #include "chrome/browser/sync/sessions/sync_session.h"
 #include "chrome/browser/sync/util/unrecoverable_error_info.h"
 
 namespace browser_sync {
 
 void ModelChangingSyncerCommand::ExecuteImpl(sessions::SyncSession* session) {
   work_session_ = session;
   if (!ModelNeutralExecuteImpl(work_session_)) {
     return;
   }
 
   const std::set<ModelSafeGroup>& groups_to_change =
-      HasCustomGroupsToChange() ?
-      GetGroupsToChange(*work_session_) :
-      session->GetEnabledGroups();
+      GetGroupsToChange(*work_session_);
   for (size_t i = 0; i < session->workers().size(); ++i) {
     ModelSafeWorker* worker = work_session_->workers()[i];
     ModelSafeGroup group = worker->GetModelSafeGroup();
     // Skip workers whose group isn't active.
     if (groups_to_change.count(group) == 0u) {
       DVLOG(2) << "Skipping worker for group "
                << ModelSafeGroupToString(group);
       continue;
     }
 
@@ skipping 11 matching lines @@
 
   }
 }
 
 bool ModelChangingSyncerCommand::ModelNeutralExecuteImpl(
     sessions::SyncSession* session) {
   return true;
 }
 
 }  // namespace browser_sync