Sort the output (for now just the classes and instance members).

lib/compiler/implementation/scanner/scanner_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.
 
 class ScannerTask extends CompilerTask {
   ScannerTask(Compiler compiler) : super(compiler);
   String get name() => 'Scanner';
 
   void scan(CompilationUnitElement compilationUnit) {
     measure(() {
@@ skipping 41 matching lines @@
         tagState = checkTag(TagState.LIBRARY, tag);
         if (library.libraryTag !== null) {
           compiler.cancel("duplicated library declaration", node: tag);
         } else {
           library.libraryTag = tag;
         }
       } else if (tag.isSource()) {
         tagState = checkTag(TagState.SOURCE, tag);
         Script script = compiler.readScript(resolved, tag);
         CompilationUnitElement unit =
-          new CompilationUnitElement(script, library);
+            new CompilationUnitElement(script, library);
         compiler.withCurrentElement(unit, () => scan(unit));
       } else if (tag.isResource()) {
         tagState = checkTag(TagState.RESOURCE, tag);
         compiler.reportWarning(tag, 'ignoring resource tag');
       } else {
         compiler.cancel("illegal script tag: ${tag.tag}", node: tag);
       }
     }
     // TODO(ahe): During Compiler.scanBuiltinLibraries,
     // compiler.coreLibrary is null. Clean this up when there is a
@@ skipping 97 matching lines @@
     }
   }
 }
 
 class DietParserTask extends CompilerTask {
   DietParserTask(Compiler compiler) : super(compiler);
   final String name = 'Diet Parser';
 
   dietParse(CompilationUnitElement compilationUnit, Token tokens) {
     measure(() {
-      ElementListener listener = new ElementListener(compiler, compilationUnit);
+      Function idGenerator = compiler.universe.getNextFreeClassId;
+      ElementListener listener =
+          new ElementListener(compiler, compilationUnit, idGenerator);
       PartialParser parser = new PartialParser(listener);
       parser.parseUnit(tokens);
     });
   }
 }
 
 /**
  * The fields of this class models a state machine for checking script
  * tags come in the correct order.
  */
 class TagState {
   static final int NO_TAG_SEEN = 0;
   static final int LIBRARY = 1;
   static final int IMPORT = 2;
   static final int SOURCE = 3;
   static final int RESOURCE = 4;
 
   /** Next state. */
   static final List<int> NEXT =
       const <int>[NO_TAG_SEEN,
                   IMPORT, // Only one library tag is allowed.
                   IMPORT,
                   SOURCE,
                   RESOURCE];
 }