Suppress NO_DEFAULT_BOUND errors.

pkg/analyzer/lib/src/generated/resolver.dart

Index: pkg/analyzer/lib/src/generated/resolver.dart
diff --git a/pkg/analyzer/lib/src/generated/resolver.dart b/pkg/analyzer/lib/src/generated/resolver.dart
index 6287f80eda76cd463a4b9d1f5ebe9d307fe27100..263fd35063b04a1ed60ec47ee276e4ae708eb81e 100644
--- a/pkg/analyzer/lib/src/generated/resolver.dart
+++ b/pkg/analyzer/lib/src/generated/resolver.dart
@@ -8371,12 +8371,7 @@ class TypeNameResolver {
       }
       type = typeSystem.instantiateType(type, typeArguments);
     } else {
-      List<bool> hasError = [false];
-      type = typeSystem.instantiateToBounds(type, hasError: hasError);
-      if (hasError[0]) {
-        errorListener.onError(new AnalysisError(source, node.offset,
-            node.length, StrongModeCode.NO_DEFAULT_BOUNDS));
-      }
+      type = typeSystem.instantiateToBounds(type);
     }
     typeName.staticType = type;
     node.type = type;