Fix crash when rotating screen in a few screens.

Bug: 26946312

Fixed in the following screens:
Apps > Gear > Special Access > Modify system settings
Apps > Gear > Special Access > Draw over other apps
Apps > Gear > Special Access > Apps with usage access
Language & input > Personal dictionary
Wireless & networks (More) > Android Beam

Change-Id: I0b9bd6c19f710302625dd87989e9d4ce3c96a9a2