dart2js: Use deferredFragments getter.

pkg/compiler/lib/src/js_emitter/lazy_emitter/model_emitter.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.js_emitter.lazy_emitter.model_emitter;
 
 import '../../constants/values.dart' show ConstantValue, FunctionConstantValue;
 import '../../dart2jslib.dart' show Compiler;
 import '../../elements/elements.dart' show ClassElement, FunctionElement;
 import '../../js/js.dart' as js;
@@ skipping 111 matching lines @@
     if (isConstantInlinedOrAlreadyEmitted(value)) {
       return constantEmitter.generate(value);
     }
     return js.js('#.#()', [namer.globalObjectForConstant(value),
                            namer.constantName(value)]);
   }
 
   int emitProgram(Program program) {
     List<Fragment> fragments = program.fragments;
     MainFragment mainFragment = fragments.first;
+    Iterable<Fragment> deferredFragments = program.deferredFragments;
 
     int totalSize = 0;
 
     // We have to emit the deferred fragments first, since we need their
     // deferred hash (which depends on the output) when emitting the main
     // fragment.
-    List<js.Expression> fragmentsCode = fragments.skip(1).map(
+    List<js.Expression> fragmentsCode = deferredFragments.map(
             (DeferredFragment deferredUnit) {
       js.Expression types =
           program.metadataTypesForOutputUnit(deferredUnit.outputUnit);
       return emitDeferredFragment(types, deferredUnit, program.holders);
     }).toList();
 
     js.Statement mainAst = emitMainFragment(program);
 
     js.TokenCounter counter = new js.TokenCounter();
     fragmentsCode.forEach(counter.countTokens);
@@ skipping 1089 matching lines @@
 
   var end = Date.now();
   // print('Setup: ' + (end - start) + ' ms.');
 
   #invokeMain;  // Start main.
 
 })(Date.now(), #code)
 }""";
 
 }