Updates dartc to recognize 'default' keyword on interface and updated factory method syntax

compiler/javatests/com/google/dart/compiler/end2end/inc/my.no5ref.dart

 // Copyright (c) 2011, 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.
 
 class Spoo<T> {
   Spoo() { }
   Spoo.other() { }
 }
 
 main() {
   // Static method reference to Other0.
   var v = Other0.value();
 
   // Reference Other1 via new.
   var o1 = new Other1();
 
   // Static field reference to Other3.
   var f = Other3.field;
 
   // Reference SomeClass via new, and SomeClassImpl transitively.
-  var sc = new SomeClass();
+  var sc = new SomeClass(1);
   var msg = sc.message;
 }
 
 class Qualifiers extends QualifierBase {
   void fn() {
     // Qualified reference to Other6's method.
     var result = other6.method();
   }
 }
 
 // Reference Other2 by subclassing it.
 class Foo extends Other2 {
   foo() {
     // unqualified reference to superclass method.
     methodHole();
 
     // unqualified reference to superclass field.
     return hole;
   }
 
   int bar() {
     // qualified reference
     return super.not_hole.contents;
   }
 }
 
 // Reference Other4 using it as a type parameter bound.
 class Bar<T extends Other4> {
 }