Rename unsubscribeOnError to cancelOnError.

utils/pub/io.dart

 // 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.
 
 /// Helper functionality to make working with IO easier.
 library io;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:isolate';
@@ skipping 325 matching lines @@
   var done = controller.stream.pipe(consumer);
   return new Pair<EventSink, Future>(controller.sink, done);
 }
 
 // TODO(nweiz): remove this when issue 7786 is fixed.
 /// Pipes all data and errors from [stream] into [sink]. When [stream] is done,
 /// the returned [Future] is completed and [sink] is closed if [closeSink] is
 /// true.
 ///
 /// When an error occurs on [stream], that error is passed to [sink]. If
-/// [unsubscribeOnError] is true, [Future] will be completed successfully and no
+/// [cancelOnError] is true, [Future] will be completed successfully and no
 /// more data or errors will be piped from [stream] to [sink]. If
-/// [unsubscribeOnError] and [closeSink] are both true, [sink] will then be
+/// [cancelOnError] and [closeSink] are both true, [sink] will then be
 /// closed.
 Future store(Stream stream, EventSink sink,
-    {bool unsubscribeOnError: true, closeSink: true}) {
+    {bool cancelOnError: true, closeSink: true}) {
   var completer = new Completer();
   stream.listen(sink.add,
       onError: (e) {
         sink.addError(e);
-        if (unsubscribeOnError) {
+        if (cancelOnError) {
           completer.complete();
           if (closeSink) sink.close();
         }
       },
       onDone: () {
         if (closeSink) sink.close();
         completer.complete();
-      }, unsubscribeOnError: unsubscribeOnError);
+      }, cancelOnError: cancelOnError);
   return completer.future;
 }
 
 /// Spawns and runs the process located at [executable], passing in [args].
 /// Returns a [Future] that will complete with the results of the process after
 /// it has ended.
 ///
 /// The spawned process will inherit its parent's environment variables. If
 /// [environment] is provided, that will be used to augment (not replace) the
 /// the inherited variables.
@@ skipping 356 matching lines @@
   const PubProcessResult(this.stdout, this.stderr, this.exitCode);
 
   bool get success => exitCode == 0;
 }
 
 /// Gets a [Uri] for [uri], which can either already be one, or be a [String].
 Uri _getUri(uri) {
   if (uri is Uri) return uri;
   return Uri.parse(uri);
 }