Merge "When the device boots up, netd works more than required" into nyc-dev

        uidRules.clear();

        // Fully update the app idle firewall chain.

        final IPackageManager ipm = AppGlobals.getPackageManager();

        final List<UserInfo> users = mUserManager.getUsers();

        for (int ui = users.size() - 1; ui >= 0; ui--) {

            UserInfo user = users.get(ui);

            int[] idleUids = mUsageStats.getIdleUidsForUser(user.id);

            for (int uid : idleUids) {

                if (!mPowerSaveTempWhitelistAppIds.get(UserHandle.getAppId(uid), false)) {

                    // quick check: if this uid doesn't have INTERNET permission, it

                    // doesn't have network access anyway, so it is a waste to mess

                    // with it here.

                    try {

                        if (ipm.checkUidPermission(Manifest.permission.INTERNET, uid)

                                != PackageManager.PERMISSION_GRANTED) {

                            continue;

                        }

                    } catch (RemoteException e) {

                    }

                    uidRules.put(uid, FIREWALL_RULE_DENY);

                }

            }