save allocation in OperatorSkipTimed

Author: davidmoten

src/main/java/rx/internal/operators/OperatorSkipTimed.java

@@ -42,13 +42,8 @@ public OperatorSkipTimed(long time, TimeUnit unit, Scheduler scheduler) {
     public Subscriber<? super T> call(final Subscriber<? super T> child) {
         final Worker worker = scheduler.createWorker();
         child.add(worker);
-        final AtomicBoolean gate = new AtomicBoolean();
-        worker.schedule(new Action0() {
-            @Override
-            public void call() {
-                gate.set(true);
-            }
-        }, time, unit);
+        final AtomicBooleanAction gate = new AtomicBooleanAction();
+        worker.schedule(gate, time, unit);
         return new Subscriber<T>(child) {
 
             @Override
@@ -77,4 +72,15 @@ public void onCompleted() {
             }
         };
     }
+    
+    final static class AtomicBooleanAction extends AtomicBoolean implements Action0 {
+
+        private static final long serialVersionUID = 8308944559386967982L;
+
+        @Override
+        public void call() {
+            set(true);
+        }
+        
+    }
 }