Dynamic type error implies checked mode.

pkg/testing/lib/src/multitest.dart

Index: pkg/testing/lib/src/multitest.dart
diff --git a/pkg/testing/lib/src/multitest.dart b/pkg/testing/lib/src/multitest.dart
index 1efbabe71384cc87b2ba3dc715d1ebb2ce5f396a..5d4d1232071fa8aaf9971e867ea7be9373d2b8a0 100644
--- a/pkg/testing/lib/src/multitest.dart
+++ b/pkg/testing/lib/src/multitest.dart
@@ -21,12 +21,12 @@ import 'test_description.dart' show
 bool isError(Set<String> expectations) {
   if (expectations.contains("compile-time error")) return true;
   if (expectations.contains("runtime error")) return true;
-  if (expectations.contains("dynamic type error")) return true;
   return false;
 }
 
 bool isCheckedModeError(Set<String> expectations) {
   if (expectations.contains("checked mode compile-time error")) return true;
+  if (expectations.contains("dynamic type error")) return true;
   return isError(expectations);
 }