RemoteViews: don't crash on null display in getLaunchOptions

While we investigate the root cause of this bug, turn the crash into a
warning.

Bug: 218409359
Test: none; we don't have repro steps for the bug yet
Change-Id: I6d699ea839726adc634a200a0057e316d59ecaa9
(cherry picked from commit 827d967199e89609c837c5a81f76a5067ed6d3f5)
1 file changed