Index: runtime/lib/invocation_mirror_patch.dart |
diff --git a/runtime/lib/invocation_mirror_patch.dart b/runtime/lib/invocation_mirror_patch.dart |
index cc820cbb0a27dd7c52375d5961a948588bb1ac93..09b68270f27c99cdc9b7eddd803bf8968b84cfd7 100644 |
--- a/runtime/lib/invocation_mirror_patch.dart |
+++ b/runtime/lib/invocation_mirror_patch.dart |
@@ -80,7 +80,7 @@ class _InvocationMirror implements Invocation { |
int numPositionalArguments = _argumentsDescriptor[1] - 1; |
int numNamedArguments = numArguments - numPositionalArguments; |
if (numNamedArguments == 0) { |
- return _namedArguments = const <Symbol, dynamic>{}; |
+ return _namedArguments = const {}; |
} |
_namedArguments = new Map<Symbol, dynamic>(); |
for (int i = 0; i < numNamedArguments; i++) { |