Update next_id when loading sync DB

sync/syncable/dir_open_result.h

Index: sync/syncable/dir_open_result.h
diff --git a/sync/syncable/dir_open_result.h b/sync/syncable/dir_open_result.h
index 222be8b044526dbef3dd2d669880600ecf6f1c17..0df3c6ca1195518767f91fe10bcda07ed2c79bbe 100644
--- a/sync/syncable/dir_open_result.h
+++ b/sync/syncable/dir_open_result.h
@@ -16,6 +16,7 @@ enum DirOpenResult { NOT_INITIALIZED,
                      FAILED_DATABASE_CORRUPT,  // Something is wrong with the DB
                      FAILED_LOGICAL_CORRUPTION, // Invalid database contents
                      FAILED_IN_UNITTEST, // For tests.
+                     FAILED_INITIAL_WRITE,  // Early write to DB failed.
 };
 }  // namespace syncable
 }  // namespace syncer