Update ConstTopLevelVariableElementImpl constructors.

pkg/analyzer/lib/src/generated/testing/element_factory.dart

Index: pkg/analyzer/lib/src/generated/testing/element_factory.dart
diff --git a/pkg/analyzer/lib/src/generated/testing/element_factory.dart b/pkg/analyzer/lib/src/generated/testing/element_factory.dart
index 38c322e753617e3dae1f5f995f0880f7bc159fa9..282b52ea3920db9cb4a2568113d4e9024ec3cda0 100644
--- a/pkg/analyzer/lib/src/generated/testing/element_factory.dart
+++ b/pkg/analyzer/lib/src/generated/testing/element_factory.dart
@@ -560,9 +560,11 @@ class ElementFactory {
     TopLevelVariableElementImpl variable;
     if (isConst) {
       ConstTopLevelVariableElementImpl constant =
-          new ConstTopLevelVariableElementImpl(AstFactory.identifier3(name));
-      InstanceCreationExpression initializer = AstFactory.instanceCreationExpression2(
-          Keyword.CONST, AstFactory.typeName(type.element));
+          new ConstTopLevelVariableElementImpl.forNode(
+              AstFactory.identifier3(name));
+      InstanceCreationExpression initializer =
+          AstFactory.instanceCreationExpression2(
+              Keyword.CONST, AstFactory.typeName(type.element));
       if (type is InterfaceType) {
         ConstructorElement element = type.element.unnamedConstructor;
         initializer.staticElement = element;