Really fix Dartdoc.

utils/apidoc/apidoc.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.
 
 /**
  * This generates the reference documentation for the core libraries that come
  * with dart. It is built on top of dartdoc, which is a general-purpose library
  * for generating docs from any Dart code. This library extends that to include
  * additional information and styling specific to our standard library.
  *
  * Usage:
  *
  *     $ dart apidoc.dart [--out=<output directory>]
  */
 library apidoc;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:json' as json;
+import 'dart:uri';
 
 import 'html_diff.dart';
 
 // TODO(rnystrom): Use "package:" URL (#4968).
 import '../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors.dart';
 import '../../sdk/lib/_internal/compiler/implementation/mirrors/mirrors_util.dart';
 import '../../sdk/lib/_internal/dartdoc/lib/dartdoc.dart';
 import '../../sdk/lib/_internal/libraries.dart';
+import 'package:pathos/path.dart' as pathos;
 
 HtmlDiff _diff;
 
 void main() {
   final args = new Options().arguments;
 
   int mode = MODE_STATIC;
   Path outputDir = new Path('docs');
   bool generateAppCache = false;
 
   List<String> excludedLibraries = <String>[];
   List<String> includedLibraries = <String>[];
-  Path packageRoot;
+  String packageRoot;
   String version;
 
   // Parse the command-line arguments.
   for (int i = 0; i < args.length; i++) {
     final arg = args[i];
 
     switch (arg) {
       case '--mode=static':
         mode = MODE_STATIC;
         break;
 
       case '--mode=live-nav':
         mode = MODE_LIVE_NAV;
         break;
 
       case '--generate-app-cache=true':
         generateAppCache = true;
         break;
 
       default:
         if (arg.startsWith('--exclude-lib=')) {
           excludedLibraries.add(arg.substring('--exclude-lib='.length));
         } else if (arg.startsWith('--include-lib=')) {
           includedLibraries.add(arg.substring('--include-lib='.length));
         } else if (arg.startsWith('--out=')) {
           outputDir = new Path(arg.substring('--out='.length));
         } else if (arg.startsWith('--package-root=')) {
-          packageRoot = new Path(arg.substring('--package-root='.length));
+          packageRoot = arg.substring('--package-root='.length);
         } else if (arg.startsWith('--version=')) {
           version = arg.substring('--version='.length);
         } else {
           print('Unknown option: $arg');
           return;
         }
         break;
     }
   }
 
@@ skipping 363 matching lines @@
     if (member is MethodMirror && (member.isConstructor || member.isFactory)) {
       final separator = member.constructorName == '' ? '' : '.';
       memberName = 'new $typeName$separator${member.constructorName}';
     }
 
     return a(memberUrl(member), memberName);
   }
 }
 
 /** Converts a local path string to a `file:` [Uri]. */
-Uri _pathToFileUri(String pathString) {
-  pathString = path.absolute(pathString);
+Uri _pathToFileUri(String path) {
+  path = pathos.absolute(path);
   if (Platform.operatingSystem != 'windows') {
-    return Uri.parse('file://$pathString');
+    return Uri.parse('file://$path');
   } else {
-    return Uri.parse('file:///${pathString.replaceAll("\\", "/")}');
+    return Uri.parse('file:///${path.replaceAll("\\", "/")}');
   }
 }