Add missing addPauseListener.

Bug 22112571

Change-Id: I0dd0d9a131f5630cbac6b404fb34c82073fa1a83
diff --git a/core/java/android/transition/Visibility.java b/core/java/android/transition/Visibility.java
index 8b74a1e..c096830 100644
--- a/core/java/android/transition/Visibility.java
+++ b/core/java/android/transition/Visibility.java
@@ -452,6 +452,7 @@
                 DisappearListener disappearListener = new DisappearListener(viewToKeep,
                         finalVisibility, isForcedVisibility);
                 animator.addListener(disappearListener);
+                animator.addPauseListener(disappearListener);
                 addListener(disappearListener);
             } else if (!isForcedVisibility) {
                 viewToKeep.setTransitionVisibility(originalVisibility);