tree da9fd836e05b75c9e9702a6791193223354f12c6
parent 5cb3c55774aa7c1c5d5b147a75c4f7addbd6b60a
author Shen Lin <shhenlin@gmail.com> 1663953210 +0800
committer Fabian Kozynski <kozynski@google.com> 1670356291 -0500

Fix crash when trying to dismiss dialog

Calling Dialog.dismiss() requires a safe condition, including that
dialog is shown，and activity is neither finishing nor destroying, so we
should add a precondition check here to avoid crash.

Bug: 248562161
Test: manual and atest
Change-Id: I87de2cd05680815d4bb4e80ac1e0d6e2e4a685f7