Merge "Fix NPE when walking the set of packages to update app link policy" into mnc-dev

        ArraySet<String> currentDomains = current.getIntentFilterVerificationInfo().getDomains();

        if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) {

            for (PackageSetting ps : mPackages.values()) {

                if (ps == null || ps.pkg.packageName.equals(packageName)) continue;

                if (ps == null || ps.pkg == null || packageName.equals(ps.pkg.packageName)) {

                    continue;

                }

                IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo();

                if (ivi == null) {

                    continue;