am c3036a12: Merge "Before requerying a cursor, check if it is closed."

* commit 'c3036a12467395465b86e6935af8aa500c1b128d':
  Before requerying a cursor, check if it is closed.
diff --git a/core/java/android/widget/CursorTreeAdapter.java b/core/java/android/widget/CursorTreeAdapter.java
old mode 100644
new mode 100755
index 44d1656..405e45a
--- a/core/java/android/widget/CursorTreeAdapter.java
+++ b/core/java/android/widget/CursorTreeAdapter.java
@@ -497,7 +497,7 @@
 
             @Override
             public void onChange(boolean selfChange) {
-                if (mAutoRequery && mCursor != null) {
+                if (mAutoRequery && mCursor != null && !mCursor.isClosed()) {
                     if (false) Log.v("Cursor", "Auto requerying " + mCursor +
                             " due to update");
                     mDataValid = mCursor.requery();