sync: Remove unused function ChromeModelHasUserCreatedNodes.

chrome/browser/sync/glue/preference_model_associator.h

 // Copyright (c) 2009 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_GLUE_PREFERENCE_MODEL_ASSOCIATOR_H_
 #define CHROME_BROWSER_SYNC_GLUE_PREFERENCE_MODEL_ASSOCIATOR_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 39 matching lines @@
   // Iterates through the sync model looking for matched pairs of items.
   virtual bool AssociateModels();
 
   // Clears all associations.
   virtual bool DisassociateModels();
 
   // Returns whether the sync model has nodes other than the permanent tagged
   // nodes.
   virtual bool SyncModelHasUserCreatedNodes(bool* has_nodes);
 
-  // Returns whether the preference model has any user-defined preferences.
-  virtual bool ChromeModelHasUserCreatedNodes(bool* has_nodes);
-
   virtual void AbortAssociation() {
     // No implementation needed, this associator runs on the main
     // thread.
   }
 
   // Not implemented.
   virtual const PrefService::Preference* GetChromeNodeFromSyncId(
       int64 sync_id) {
     return NULL;
   }
@@ skipping 51 matching lines @@
 
   PreferenceNameToSyncIdMap id_map_;
   SyncIdToPreferenceNameMap id_map_inverse_;
 
   DISALLOW_COPY_AND_ASSIGN(PreferenceModelAssociator);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_PREFERENCE_MODEL_ASSOCIATOR_H_