Delete a bunch of packages that are now on GitHub.

pkg/watcher/lib/src/directory_watcher.dart

Index: pkg/watcher/lib/src/directory_watcher.dart
diff --git a/pkg/watcher/lib/src/directory_watcher.dart b/pkg/watcher/lib/src/directory_watcher.dart
deleted file mode 100644
index 605eaea48f95dc4ca62364234dc3ee5275000280..0000000000000000000000000000000000000000
--- a/pkg/watcher/lib/src/directory_watcher.dart
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright (c) 2013, 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.
-
-library watcher.directory_watcher;
-
-import 'dart:async';
-import 'dart:io';
-
-import 'watch_event.dart';
-import 'directory_watcher/linux.dart';
-import 'directory_watcher/mac_os.dart';
-import 'directory_watcher/windows.dart';
-import 'directory_watcher/polling.dart';
-
-/// Watches the contents of a directory and emits [WatchEvent]s when something
-/// in the directory has changed.
-abstract class DirectoryWatcher {
-  /// The directory whose contents are being monitored.
-  String get directory;
-
-  /// The broadcast [Stream] of events that have occurred to files in
-  /// [directory].
-  ///
-  /// Changes will only be monitored while this stream has subscribers. Any
-  /// file changes that occur during periods when there are no subscribers
-  /// will not be reported the next time a subscriber is added.
-  Stream<WatchEvent> get events;
-
-  /// Whether the watcher is initialized and watching for file changes.
-  ///
-  /// This is true if and only if [ready] is complete.
-  bool get isReady;
-
-  /// A [Future] that completes when the watcher is initialized and watching
-  /// for file changes.
-  ///
-  /// If the watcher is not currently monitoring the directory (because there
-  /// are no subscribers to [events]), this returns a future that isn't
-  /// complete yet. It will complete when a subscriber starts listening and
-  /// the watcher finishes any initialization work it needs to do.
-  ///
-  /// If the watcher is already monitoring, this returns an already complete
-  /// future.
-  Future get ready;
-
-  /// Creates a new [DirectoryWatcher] monitoring [directory].
-  ///
-  /// If a native directory watcher is available for this platform, this will
-  /// use it. Otherwise, it will fall back to a [PollingDirectoryWatcher].
-  ///
-  /// If [_pollingDelay] is passed, it specifies the amount of time the watcher
-  /// will pause between successive polls of the directory contents. Making this
-  /// shorter will give more immediate feedback at the expense of doing more IO
-  /// and higher CPU usage. Defaults to one second. Ignored for non-polling
-  /// watchers.
-  factory DirectoryWatcher(String directory, {Duration pollingDelay}) {
-    if (FileSystemEntity.isWatchSupported) {
-      if (Platform.isLinux) return new LinuxDirectoryWatcher(directory);
-      if (Platform.isMacOS) return new MacOSDirectoryWatcher(directory);
-      if (Platform.isWindows) return new WindowsDirectoryWatcher(directory);
-    }
-    return new PollingDirectoryWatcher(directory, pollingDelay: pollingDelay);
-  }
-}