[9] Review request for JDK-8171513: Fix typo in API doc for AnimationTimer

[Jim Graham]

JBS: https://bugs.openjdk.java.net/browse/JDK-8171513
The fix is small so the patch is included inline below...

			...jim

-------------------
diff -r 2bae8f04958b modules/javafx.graphics/src/main/java/javafx/animation/AnimationTimer.java
--- a/modules/javafx.graphics/src/main/java/javafx/animation/AnimationTimer.java	Mon Dec 19 15:44:04 2016 -0800
+++ b/modules/javafx.graphics/src/main/java/javafx/animation/AnimationTimer.java	Tue Dec 20 10:22:18 2016 -0800
@@ -91,11 +91,11 @@
      public abstract void handle(long now);

      /**
-     * Starts the {@code AnimationTimers}. Once it is started, the
-     * {@link #handle(long)} method of this {@code AnimationTimers} will be
+     * Starts the {@code AnimationTimer}. Once it is started, the
+     * {@link #handle(long)} method of this {@code AnimationTimer} will be
       * called in every frame.
       *
-     * The {@code AnimationTimers} can be stopped by calling {@link #stop()}.
+     * The {@code AnimationTimer} can be stopped by calling {@link #stop()}.
       */
      public void start() {
          if (!active) {
@@ -107,7 +107,7 @@
      }

      /**
-     * Stops the {@code AnimationTimers}. It can be activated again by calling
+     * Stops the {@code AnimationTimer}. It can be activated again by calling
       * {@link #start()}.
       */
      public void stop() {