Make deferred loading and meta-data play better.

sdk/lib/_internal/compiler/implementation/js_emitter/code_emitter_task.dart

 // Copyright (c) 2012, 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.
 
 part of dart2js.js_emitter;
 
 /**
  * Generates the code for all used classes in the program. Static fields (even
  * in classes) are ignored, since they can be treated as non-class elements.
  *
@@ skipping 1229 matching lines @@
 
       jsAst.ObjectInitializer initializers =
           descriptor.toObjectInitializer();
       CodeBuffer outputBuffer =
           outputBuffers.putIfAbsent(outputUnit, () => new CodeBuffer());
       int sizeBefore = outputBuffer.length;
       outputBuffers[outputUnit]
           ..write('["${library.getLibraryName()}",$_')
           ..write('"${uri}",$_')
           ..write(metadata == null ? "" : jsAst.prettyPrint(metadata, compiler))
-          ..write(isDeferred ? '[]' : '')
           ..write(',$_')
           ..write(namer.globalObjectFor(library))
           ..write(',$_')
           ..write(jsAst.prettyPrint(initializers, compiler))
           ..write(library == compiler.mainApp ? ',${n}1' : "")
           ..write('],$n');
       int sizeAfter = outputBuffer.length;
       compiler.dumpInfoTask.codeSizeCounter
           .countCode(library, sizeAfter - sizeBefore);
     }
@@ skipping 383 matching lines @@
     String sourceMap = buildSourceMap(mainBuffer, compiledFile);
     compiler.outputProvider(name, 'js.map')
         ..add(sourceMap)
         ..close();
   }
 
   void registerReadTypeVariable(TypeVariableElement element) {
     readTypeVariables.add(element);
   }
 }