Changed default Uri constructor to Uri.fromComponents(), new default constructor is Uri.fromString(…

dart/tests/compiler/dart2js/unparser_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('dart:uri');
 #import('parser_helper.dart');
 #import("../../../lib/compiler/compiler.dart");
 #import("../../../lib/compiler/implementation/tree/tree.dart");
 
 testUnparse(String statement) {
@@ skipping 31 matching lines @@
     continuation = (s) { Expect.equals(src, s); };
   }
   testDart2DartWithLibrary(src, '', continuation);
 }
 
 /**
  * Library name is assumed to be 'mylib' in 'mylib.dart' file.
  */
 testDart2DartWithLibrary(
     String srcMain, String srcLibrary, [void continuation(String s)]) {
-  fileUri(path) => new Uri(scheme: 'file', path: path);
+  fileUri(path) => new Uri.fromComponents(scheme: 'file', path: path);
 
   final scriptUri = fileUri('script.dart');
   final libUri = fileUri('mylib.dart');
 
   provider(uri) {
     if (uri == scriptUri) return new Future.immediate(srcMain);
     if (uri.toString() == libUri.toString()) {
       return new Future.immediate(srcLibrary);
     }
     if (uri.path.endsWith('/core.dart')) return new Future.immediate(coreLib);
@@ skipping 362 matching lines @@
   testGetSet();
   testFactoryConstructor();
   testTopLevelField();
   testAbstractClass();
   testConflictLibraryClassRename();
   testNoConflictSendsRename();
   testConflictSendsRename();
   testDefaultClassWithArgs();
   testClassExtendsWithArgs();
 }