Fix needsNoSuchMethod computation for abstractly instantiated classes

pkg/compiler/lib/src/world.dart

Index: pkg/compiler/lib/src/world.dart
diff --git a/pkg/compiler/lib/src/world.dart b/pkg/compiler/lib/src/world.dart
index 097940ea6d635d631f5221f794e9b1ce8d15597a..50c708f11104739935b5aa0c017a15e9ad4d5cdc 100644
--- a/pkg/compiler/lib/src/world.dart
+++ b/pkg/compiler/lib/src/world.dart
@@ -908,7 +908,7 @@ class ClosedWorldImpl implements ClosedWorld, ClosedWorldRefiner {
     ClassSet classSet = getClassSet(base);
     ClassHierarchyNode node = classSet.node;
     if (query == ClassQuery.EXACT) {
-      return node.isDirectlyInstantiated && !hasConcreteMatch(base, selector);
+      return node.isExplicitlyInstantiated && !hasConcreteMatch(base, selector);
     } else if (query == ClassQuery.SUBCLASS) {
       return subclassesNeedNoSuchMethod(node);
     } else {