[TIMOB-18158] iOS: Volume of video player does not change when controlled by slider
Merge pull request #6462 from jonalter/TIMOB-18158-3_5_X

CR and FT passed. APPROVED.
Cleanup in the action handler

On the iPhone idiom the UIPopoverPresentationControllerDelegate methods
are never called. So there is a memory leak and also we never decrement
the activeAlertController count. This fixes it by calling cleanup in
the action handler
Merge pull request #6473 from vishalduggal/optionDialogFix-35X

(3_5_X) Cleanup in the action handler