dart2js cps: Support inlining constructors with type arguments.

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

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.ir_tracer;
 
 import 'dart:async' show EventSink;
 import 'cps_ir_nodes.dart' as cps_ir;
 import '../tracer.dart';
 
@@ skipping 283 matching lines @@
   visitGetLazyStatic(cps_ir.GetLazyStatic node) {
     String element = node.element.name;
     return "GetLazyStatic $element";
   }
 
   visitCreateBox(cps_ir.CreateBox node) {
     return 'CreateBox';
   }
 
   visitCreateInstance(cps_ir.CreateInstance node) {
-    String className = node.classElement.name;
+    String name = '${node.dartType}';
     String arguments = node.arguments.map(formatReference).join(', ');
     String typeInformation =
         node.typeInformation.map(formatReference).join(', ');
-    return 'CreateInstance $className ($arguments) <$typeInformation>';
+    return 'CreateInstance $name ($arguments) <$typeInformation>';
   }
 
   visitInterceptor(cps_ir.Interceptor node) {
     return 'Interceptor(${formatReference(node.input)}, '
            '${node.interceptedClasses})';
   }
 
   visitGetMutable(cps_ir.GetMutable node) {
     String variable = names.name(node.variable.definition);
     return 'GetMutable $variable';
@@ skipping 372 matching lines @@
   }
 
   visitBoundsCheck(cps_ir.BoundsCheck node) {
     unexpectedNode(node);
   }
 
   visitNullCheck(cps_ir.NullCheck node) {
     unexpectedNode(node);
   }
 }