Index: components/sync/model_impl/model_type_store_backend.h |
diff --git a/components/sync/model_impl/model_type_store_backend.h b/components/sync/model_impl/model_type_store_backend.h |
index 4c99ad24bea51e434282809279e14fe4c1eefd83..193c51ad7c94efede100e8faa4475f5fbd7faea3 100644 |
--- a/components/sync/model_impl/model_type_store_backend.h |
+++ b/components/sync/model_impl/model_type_store_backend.h |
@@ -28,7 +28,7 @@ namespace syncer { |
class ModelTypeStoreBackend |
: public base::RefCountedThreadSafe<ModelTypeStoreBackend> { |
public: |
- typedef std::unordered_map<std::string, ModelTypeStoreBackend*> BackendMap; |
+ using BackendMap = std::unordered_map<std::string, ModelTypeStoreBackend*>; |
// Helper function to create in memory environment for leveldb. |
static std::unique_ptr<leveldb::Env> CreateInMemoryEnv(); |