Change url to uri on LibraryMirror.

runtime/lib/mirrors_impl.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.
 
 // VM-specific implementation of the dart:mirrors library.
 
 // These values are allowed to be passed directly over the wire.
 bool _isSimpleValue(var value) {
   return (value == null || value is num || value is String || value is bool);
 }
@@ skipping 754 matching lines @@
     return mirrors.libraries[libraryName];
   }
 
   final Symbol libraryName;
 }
 
 class _LocalLibraryMirrorImpl extends _LocalObjectMirrorImpl
     implements LibraryMirror {
   _LocalLibraryMirrorImpl(ref,
                           String simpleName,
-                          this.url,
+                          String url,
                           Map<String, Mirror> members)
       : this.simpleName = _s(simpleName),
         this.members = _convertStringToSymbolMap(members),
+        this.uri = Uri.parse(url),
         super(ref);
 
   final Symbol simpleName;
 
   // The simple name and the qualified name are the same for a library.
   Symbol get qualifiedName => simpleName;
 
   // Always null for libraries.
   final DeclarationMirror owner = null;
 
   // Always false for libraries.
   final bool isPrivate = false;
 
   // Always false for libraries.
   final bool isTopLevel = false;
 
   SourceLocation get location {
     throw new UnimplementedError(
         'LibraryMirror.location is not implemented');
   }
 
-  final String url;
+  final Uri uri;
   final Map<Symbol, Mirror> members;
 
   Map<Symbol, ClassMirror> _classes = null;
   Map<Symbol, MethodMirror> _functions = null;
   Map<Symbol, MethodMirror> _getters = null;
   Map<Symbol, MethodMirror> _setters = null;
   Map<Symbol, VariableMirror> _variables = null;
 
   Map<Symbol, ClassMirror> get classes {
     if (_classes == null) {
@@ skipping 255 matching lines @@
   }
 
   // Creates a new local ClassMirror.
   static ClassMirror makeLocalClassMirror(Type key)
       native "Mirrors_makeLocalClassMirror";
 
   static ClassMirror reflectClass(Type key) {
     return makeLocalClassMirror(key);
   }
 }