Add support for the new function-type syntax.

tests/compiler/dart2js/resolver_test.dart

Index: tests/compiler/dart2js/resolver_test.dart
diff --git a/tests/compiler/dart2js/resolver_test.dart b/tests/compiler/dart2js/resolver_test.dart
index 3035fbf822bdb6d44c169b78fd0eb0482e7073d3..d1c90be431666d63de178c79d95ad69ec9acfe90 100644
--- a/tests/compiler/dart2js/resolver_test.dart
+++ b/tests/compiler/dart2js/resolver_test.dart
@@ -149,8 +149,9 @@ Future testTypeVariables() {
     visitor.visit(definition.type);
     ResolutionInterfaceType type =
         visitor.registry.mapping.getType(definition.type);
+    NominalTypeAnnotation annotation = definition.type;
     Expect.equals(
-        definition.type.typeArguments.slowLength(), type.typeArguments.length);
+        annotation.typeArguments.slowLength(), type.typeArguments.length);
     int index = 0;
     for (ResolutionDartType argument in type.typeArguments) {
       Expect.equals(true, index < expectedElements.length);
@@ -700,7 +701,8 @@ Future testTopLevelFields() {
     Expect.equals(ElementKind.FIELD, element.kind);
     VariableDefinitions node =
         element.variables.parseNode(element, compiler.parsingContext);
-    Identifier typeName = node.type.typeName;
+    NominalTypeAnnotation annotation = node.type;
+    Identifier typeName = annotation.typeName;
     Expect.equals(typeName.source, 'int');
 
     compiler.parseScript("var b, c;");