Reduce chance of crash when dismissing dialogs asynchronously

* Caught & diagnosed by crash while checking settings
* Also possible in MoveMessageToDialog

Bug: 3412875
Change-Id: Ie78c61cf5ca10ce1eedc25ba2eb97ed0ac5bc615

src/com/android/email/activity/MoveMessageToDialog.java

@@ -140,15 +140,16 @@ public class MoveMessageToDialog extends DialogFragment implements DialogInterfa
     }
 
     /**
-     * Delay-call {@link #dismiss()} using a {@link Handler}.  Calling {@link #dismiss()} from
-     * {@link LoaderManager.LoaderCallbacks#onLoadFinished} is not allowed, so we use it instead.
+     * Delay-call {@link #dismissAllowingStateLoss()} using a {@link Handler}.  Calling
+     * {@link #dismissAllowingStateLoss()} from {@link LoaderManager.LoaderCallbacks#onLoadFinished}
+     * is not allowed, so we use it instead.
      */
     private void dismissAsync() {
         new Handler().post(new Runnable() {
             @Override
             public void run() {
                 if (!mDestroyed) {
-                    dismiss();
+                    dismissAllowingStateLoss();
                 }
             }
         });

src/com/android/email/activity/setup/AccountCheckSettingsFragment.java

@@ -300,7 +300,7 @@ public class AccountCheckSettingsFragment extends Fragment {
                     getFragmentManager().findFragmentByTag(CheckingDialog.TAG);
         }
         if (mCheckingDialog != null) {
-            mCheckingDialog.dismiss();
+            mCheckingDialog.dismissAllowingStateLoss();
             mCheckingDialog = null;
         }
     }