| Index: pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/runtime.dart | 
| diff --git a/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/runtime.dart b/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/runtime.dart | 
| index d286d36f055915bfb2b7a18dab219a7e4bd624ac..0cd99deb25ede32deddefeeab3f04b0104a96b8e 100644 | 
| --- a/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/runtime.dart | 
| +++ b/pkg/dev_compiler/tool/input_sdk/private/ddc_runtime/runtime.dart | 
| @@ -7,6 +7,7 @@ library dart._runtime; | 
| import 'dart:async'; | 
| import 'dart:collection'; | 
|  | 
| +import 'dart:_debugger' show stackTraceMapper; | 
| import 'dart:_foreign_helper' show JS, JSExportName, rest, spread; | 
| import 'dart:_interceptors' show JSArray; | 
| import 'dart:_js_helper' | 
| @@ -29,6 +30,7 @@ part 'types.dart'; | 
| part 'errors.dart'; | 
| part 'generators.dart'; | 
| part 'operations.dart'; | 
| +part 'profile.dart'; | 
| part 'utils.dart'; | 
|  | 
| // TODO(vsm): Move polyfill code to dart:html. | 
|  |