| Index: lib/runtime/dart/async.js
|
| diff --git a/lib/runtime/dart/async.js b/lib/runtime/dart/async.js
|
| index 550d0819998669110f45588c6488357f116dcf9b..fe1810d1928d0ed6448ec71c5ec05bc06fbdc704 100644
|
| --- a/lib/runtime/dart/async.js
|
| +++ b/lib/runtime/dart/async.js
|
| @@ -43,7 +43,7 @@ var async;
|
| toString() {
|
| let result = `Uncaught Error: ${this.error}`;
|
| if (this.stackTrace != null) {
|
| - result = core.String['+'](result, `\nStack Trace:\n${this.stackTrace}`);
|
| + result = dart.notNull(result) + `\nStack Trace:\n${this.stackTrace}`;
|
| }
|
| return result;
|
| }
|
|
|