Preventing a crash on rotation of the Display Options activity

The crash occurs if you rotate the Display Options activity
while it is saving.  The exception thrown simply tells us
that the dialog is already gone.  Swallowing this exception
is benign.

It is a very common monkey crash.

Bug: 2138584
Change-Id: I367f7ee487700c24a4958e65ad957299ab91074c
1 file changed