Format all dart: library files

sdk/lib/async/schedule_microtask.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.
 
 part of dart.async;
 
 typedef void _AsyncCallback();
 
 class _AsyncCallbackEntry {
   final _AsyncCallback callback;
@@ skipping 122 matching lines @@
   _Zone currentZone = Zone.current;
   if (identical(_ROOT_ZONE, currentZone)) {
     // No need to bind the callback. We know that the root's scheduleMicrotask
     // will be invoked in the root zone.
     _rootScheduleMicrotask(null, null, _ROOT_ZONE, callback);
     return;
   }
   _ZoneFunction implementation = currentZone._scheduleMicrotask;
   if (identical(_ROOT_ZONE, implementation.zone) &&
       _ROOT_ZONE.inSameErrorZone(currentZone)) {
-    _rootScheduleMicrotask(null, null, currentZone,
-                           currentZone.registerCallback(callback));
+    _rootScheduleMicrotask(
+        null, null, currentZone, currentZone.registerCallback(callback));
     return;
   }
-  Zone.current.scheduleMicrotask(
-      Zone.current.bindCallback(callback, runGuarded: true));
+  Zone.current
+      .scheduleMicrotask(Zone.current.bindCallback(callback, runGuarded: true));
 }
 
 class _AsyncRun {
   /** Schedule the given callback before any other event in the event-loop. */
   external static void _scheduleImmediate(void callback());
 }