Merge "Filter package visibility in getAllPermissionGroups()." into sc-dev

        if (mPackageManagerInt.getInstantAppPackageName(callingUid) != null) {

            return ParceledListSlice.emptyList();

        }

        synchronized (mLock) {

        final List<PermissionGroupInfo> out = new ArrayList<>();

        synchronized (mLock) {

            for (ParsedPermissionGroup pg : mRegistry.getPermissionGroups()) {

                out.add(PackageInfoUtils.generatePermissionGroupInfo(pg, flags));

            }

            return new ParceledListSlice<>(out);

        }

        final int callingUserId = UserHandle.getUserId(callingUid);

        out.removeIf(it -> mPackageManagerInt.filterAppAccess(it.packageName, callingUid,

                callingUserId));

        return new ParceledListSlice<>(out);

    }