Merge "Exempt (0-opacity & NOT_TOUCHABLE) windows from occlusion detection"

    auto otherInfo = otherHandle->getInfo();

    if (!otherInfo->visible) {

        return false;

    } else if (otherInfo->alpha == 0 &&

               otherInfo->flags.test(InputWindowInfo::Flag::NOT_TOUCHABLE)) {

        // Those act as if they were invisible, so we don't need to flag them.

        // We do want to potentially flag touchable windows even if they have 0

        // opacity, since they can consume touches and alter the effects of the

        // user interaction (eg. apps that rely on

        // FLAG_WINDOW_IS_PARTIALLY_OBSCURED should still be told about those

        // windows), hence we also check for FLAG_NOT_TOUCHABLE.

        return false;

    } else if (info->ownerUid == otherInfo->ownerUid) {

        // If ownerUid is the same we don't generate occlusion events as there

        // is no security boundary within an uid.