To reproduce: expand a tree like this, then collapse A:
+A
+B
C
D
The result is:
-A
C
D
I.e. sub-nodes expanded from the last sub-node of the item
being collapsed are not removed.
Signed-off-by: Alexander Gavrilov <angavrilov@gmail.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>