Remove Futures class, move methods to Future.

sdk/lib/_internal/dartdoc/bin/dartdoc.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.
 
 /**
  * To generate docs for a library, run this script with the path to an
  * entrypoint .dart file, like:
  *
  *     $ dart dartdoc.dart foo.dart
  *
@@ skipping 19 matching lines @@
   // Need this because ArgParser.getUsage doesn't show command invocation.
   final USAGE = 'Usage dartdoc [options] <entrypoint(s)>\n[options] include:';
 
   final args = new Options().arguments;
 
   final dartdoc = new Dartdoc();
 
   final argParser = new ArgParser();
 
   final Path libPath = scriptDir.append('../../../../');
-  
+
   Path pkgPath;
 
   argParser.addFlag('no-code',
       help: 'Do not include source code in the documentation.',
       defaultsTo: false, negatable: false,
       callback: (noCode) => dartdoc.includeSource = !noCode);
 
   argParser.addOption('mode', abbr: 'm',
       help: 'Define how HTML pages are generated.',
       allowed: ['static', 'live-nav'], allowedHelp: {
@@ skipping 122 matching lines @@
   if (args.isEmpty) {
     print('No arguments provided.');
     print(USAGE);
     print(argParser.getUsage());
     exit(1);
   }
 
   final entrypoints = <Path>[];
   try {
     final option = argParser.parse(args);
-    
+
     // This checks to see if the root of all entrypoints is the same.
     // If it is not, then we display a warning, as package imports might fail.
     var entrypointRoot;
     for(final arg in option.rest) {
       var entrypoint = new Path.fromNative(arg);
       entrypoints.add(entrypoint);
-      
+
       if (entrypointRoot == null) {
         entrypointRoot = entrypoint.directoryPath;
       } else if (entrypointRoot.toNativePath() !=
           entrypoint.directoryPath.toNativePath()) {
         print('Warning: entrypoints are at different directories. "package:"'
             ' imports may fail.');
       }
     }
   } on FormatException catch (e) {
     print(e.message);
     print(USAGE);
     print(argParser.getUsage());
     exit(1);
   }
 
   if (entrypoints.isEmpty) {
     print('No entrypoints provided.');
     print(argParser.getUsage());
     exit(1);
   }
-  
+
   if (pkgPath == null) {
     pkgPath = entrypoints[0].directoryPath.append('packages/');
   }
 
   cleanOutputDirectory(dartdoc.outputDir);
 
   dartdoc.documentLibraries(entrypoints, libPath, pkgPath);
 
   Future compiled = compileScript(dartdoc.mode, dartdoc.outputDir, libPath);
   Future filesCopied = copyDirectory(scriptDir.append('../static'),
                                      dartdoc.outputDir);
 
-  Futures.wait([compiled, filesCopied]).then((_) {
+  Future.wait([compiled, filesCopied]).then((_) {
     dartdoc.cleanup();
     print('Documented ${dartdoc.totalLibraries} libraries, '
           '${dartdoc.totalTypes} types, and ${dartdoc.totalMembers} members.');
   });
 }