Remove dartdoc specific methods from dart2js_mirror.

tests/compiler/dart2js/mirrors_test.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.
 
 import "package:expect/expect.dart";
 import '../../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors_util.dart';
 import '../../../sdk/lib/_internal/compiler/implementation/mirrors/dart2js_mirror.dart';
+import '../../../sdk/lib/_internal/compiler/implementation/filenames.dart'
+       show currentDirectory, nativeToUriPath;
+import '../../../sdk/lib/_internal/compiler/implementation/source_file_provider.dart';
 
 import 'dart:io';
 import 'dart:uri';
 
 const Uri DART_MIRRORS_URI =
   const Uri.fromComponents(scheme: 'dart', path: 'mirrors');
 
 int count(Iterable iterable) {
   var count = 0;
   for (var element in iterable) {
@@ skipping 14 matching lines @@
 DeclarationMirror findMirror(Iterable<DeclarationMirror> list, String name) {
   for (DeclarationMirror mirror in list) {
     if (mirror.simpleName == name) {
       return mirror;
     }
   }
   return null;
 }
 
 main() {
-  var scriptPath = new Path(new Options().script);
-  var dirPath = scriptPath.directoryPath;
-  var libPath = dirPath.join(new Path('../../../sdk/'));
-  var inputPath = dirPath.join(new Path('mirrors_helper.dart'));
-  var result = analyze([inputPath], libPath,
-                       options: <String>['--preserve-comments']);
+  Uri scriptUri =
+      currentDirectory.resolve(nativeToUriPath(new Options().script));
+  Uri libUri = scriptUri.resolve('../../../sdk/');
+  Uri inputUri = scriptUri.resolve('mirrors_helper.dart');
+  var provider = new SourceFileProvider();
+  var diagnosticHandler =
+        new FormattingDiagnosticHandler(provider).diagnosticHandler;
+  var result = analyze([inputUri], libUri, null,
+                       provider.readStringFromUri, diagnosticHandler,
+                       <String>['--preserve-comments']);
   result.then((MirrorSystem mirrors) {
     test(mirrors);
   });
 }
 
 void test(MirrorSystem mirrors) {
   Expect.isNotNull(mirrors, "No mirror system returned from compilation");
 
   var libraries = mirrors.libraries;
   Expect.isNotNull(libraries, "No libraries map returned");
@@ skipping 993 matching lines @@
   Expect.isTrue(privateFactoryConstructor.isPrivate);
   Expect.isFalse(privateFactoryConstructor.isConstConstructor);
   Expect.isFalse(privateFactoryConstructor.isRedirectingConstructor);
   Expect.isFalse(privateFactoryConstructor.isGenerativeConstructor);
   Expect.isTrue(privateFactoryConstructor.isFactoryConstructor);
 
   var metadata = privateClass.metadata;
   Expect.isNotNull(metadata);
   Expect.equals(0, metadata.length);
 }