sync: Remove ModelTypeInvalidationMap

sync/notifier/object_id_invalidation_map.h

Index: sync/notifier/object_id_invalidation_map.h
diff --git a/sync/notifier/object_id_invalidation_map.h b/sync/notifier/object_id_invalidation_map.h
index 0a6a95ede442c3da3b748d900f11cdc83182ef4c..bb97fb3b1337f63a9ee7b7200c6095d6da53a823 100644
--- a/sync/notifier/object_id_invalidation_map.h
+++ b/sync/notifier/object_id_invalidation_map.h
@@ -13,7 +13,6 @@
 #include "google/cacheinvalidation/include/types.h"
 #include "sync/base/sync_export.h"
 #include "sync/internal_api/public/base/invalidation.h"
-#include "sync/internal_api/public/base/model_type_invalidation_map.h"
 #include "sync/notifier/invalidation_util.h"
 
 namespace base {
@@ -42,14 +41,6 @@ scoped_ptr<base::ListValue> ObjectIdInvalidationMapToValue(
 bool ObjectIdInvalidationMapFromValue(const base::ListValue& value,
                                ObjectIdInvalidationMap* out);
 
-// Converts between ObjectIdInvalidationMaps and ModelTypeInvalidationMaps.
-SYNC_EXPORT_PRIVATE ModelTypeInvalidationMap
-    ObjectIdInvalidationMapToModelTypeInvalidationMap(
-        const ObjectIdInvalidationMap& invalidation_map);
-SYNC_EXPORT ObjectIdInvalidationMap
-    ModelTypeInvalidationMapToObjectIdInvalidationMap(
-        const ModelTypeInvalidationMap& invalidation_map);
-
 }  // namespace syncer
 
 #endif  // SYNC_NOTIFIER_OBJECT_ID_INVALIDATION_MAP_H_