| Index: lib/runtime/dart/_foreign_helper.js
|
| diff --git a/lib/runtime/dart/_foreign_helper.js b/lib/runtime/dart/_foreign_helper.js
|
| index 166c7e190744f5463d6862e98106bf8312821187..81da65fbf7be58022304de11123a833d13261a2a 100644
|
| --- a/lib/runtime/dart/_foreign_helper.js
|
| +++ b/lib/runtime/dart/_foreign_helper.js
|
| @@ -118,7 +118,7 @@ dart_library.library('dart/_foreign_helper', null, /* Imports */[
|
| constructors: () => ({JS_CONST: [JS_CONST, [core.String]]})
|
| });
|
| function JS_STRING_CONCAT(a, b) {
|
| - return a + b;
|
| + return dart.as(a + b, core.String);
|
| }
|
| dart.fn(JS_STRING_CONCAT, core.String, [core.String, core.String]);
|
| // Exports:
|
|
|