Rename runAsync to scheduleMicrotask.

pkg/scheduled_test/lib/src/utils.dart

Index: pkg/scheduled_test/lib/src/utils.dart
diff --git a/pkg/scheduled_test/lib/src/utils.dart b/pkg/scheduled_test/lib/src/utils.dart
index 94ae958376a9dfd84fd90e9eb89d353e9e09246c..80d8bc467d0aa6a7ffc71b80c04efaf7e14b7638 100644
--- a/pkg/scheduled_test/lib/src/utils.dart
+++ b/pkg/scheduled_test/lib/src/utils.dart
@@ -51,10 +51,10 @@ String prefixLines(String text, {String prefix: '| ', String firstPrefix}) {
 /// any code to run, as long as it's not waiting on some external event.
 Future pumpEventQueue([int times=20]) {
   if (times == 0) return new Future.value();
-  // We use a delayed future to allow runAsync events to finish. The
-  // Future.value or Future() constructors use runAsync themselves and would
-  // therefore not wait for runAsync callbacks that are scheduled after invoking
-  // this method.
+  // We use a delayed future to allow microtask events to finish. The
+  // Future.value or Future() constructors use scheduleMicrotask themselves and
+  // would therefore not wait for microtask callbacks that are scheduled after
+  // invoking this method.
   return new Future.delayed(Duration.ZERO, () => pumpEventQueue(times - 1));
 }