DO NOT MERGE 2928156  Accessibility event's parcelableData property not nullified during recycling (GINGERBREAD)

Change-Id: I18437d98032487329b6b9b579ed12abbfb77501f
diff --git a/core/java/android/view/accessibility/AccessibilityEvent.java b/core/java/android/view/accessibility/AccessibilityEvent.java
index c22f991..fc61700 100644
--- a/core/java/android/view/accessibility/AccessibilityEvent.java
+++ b/core/java/android/view/accessibility/AccessibilityEvent.java
@@ -622,6 +622,7 @@
         mPackageName = null;
         mContentDescription = null;
         mBeforeText = null;
+        mParcelableData = null;
         mText.clear();
     }