typeInformation in CreateInstance is a kind of TypeExpression

pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart

Index: pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart
diff --git a/pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart b/pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart
index 9777a243b92204a0657e1e6bc27c671829134800..deb23816ecf570d54cdaa7862f99ac38655065d8 100644
--- a/pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart
+++ b/pkg/compiler/lib/src/cps_ir/cps_ir_builder.dart
@@ -2412,7 +2412,7 @@ class IrBuilder {
       arguments.add(value);
     }
     return addPrimitive(new ir.CreateInstance(
-        classElement, arguments, const <ir.Primitive>[], sourceInformation));
+        classElement, arguments, null, sourceInformation));
   }
 
   /// Create a read access of [local] function, variable, or parameter.
@@ -2578,7 +2578,7 @@ class IrBuilder {
         ir.Primitive value = buildTypeVariableAccess(variable);
         arguments.add(value);
       });
-      return addPrimitive(new ir.TypeExpression(type, arguments));
+      return addPrimitive(new ir.TypeExpression(type, arguments, false));
     } else if (type.treatAsDynamic) {
       return buildNullConstant();
     } else {