E.g. Accessing hidden method Landroid/net/TetheringManager$TetheringInterfaceRegexps; ->getTetherableWifiRegexs()Ljava/util/List; (blacklist, linking, denied) Bug: 183459282 Test: atest MtsTetheringTest on both R and S platform Ignore-AOSP-First: change already in AOSP. Change-Id: I3c5f08615fcf897fac59f2493be5337f78c2fdc7