Index: sdk/lib/_internal/compiler/js_lib/js_helper.dart |
diff --git a/sdk/lib/_internal/compiler/js_lib/js_helper.dart b/sdk/lib/_internal/compiler/js_lib/js_helper.dart |
index 470b0daf0c6c9fbfde2060cf685437d68d4caa2b..02ef267082e332bf5b6d1e49159a20c8eecb49e0 100644 |
--- a/sdk/lib/_internal/compiler/js_lib/js_helper.dart |
+++ b/sdk/lib/_internal/compiler/js_lib/js_helper.dart |
@@ -64,7 +64,7 @@ import 'dart:_foreign_helper' show |
import 'dart:_interceptors'; |
import 'dart:_internal' as _symbol_dev; |
-import 'dart:_internal' show MappedIterable; |
+import 'dart:_internal' show EfficientLength, MappedIterable; |
import 'dart:_native_typed_data'; |