Add dumpsys wifip2p to debug info

mobile/src/main/java/be/mygod/vpnhotspot/net/Routing.kt

@@ -4,9 +4,7 @@ import android.os.Build
 import be.mygod.vpnhotspot.App.Companion.app
 import be.mygod.vpnhotspot.R
 import be.mygod.vpnhotspot.debugLog
-import be.mygod.vpnhotspot.loggerSuStream
 import be.mygod.vpnhotspot.noisySu
-import java.io.InputStream
 import java.net.Inet4Address
 import java.net.InetAddress
 import java.net.NetworkInterface
@@ -32,29 +30,6 @@ class Routing(val upstream: String?, val downstream: String, ownerAddress: InetA
                 "$IPTABLES -t nat -F vpnhotspot_masquerade",
                 "$IPTABLES -t nat -X vpnhotspot_masquerade",
                 "quiet while ip rule del priority 17900; do done")
-
-        fun dump(): InputStream? {
-            val commands = StringBuilder()
-            // https://android.googlesource.com/platform/external/iptables/+/android-7.0.0_r1/iptables/Android.mk#34
-            val iptablesSave = if (Build.VERSION.SDK_INT >= 24) "iptables-save" else {
-                commands.appendln("ln -sf /system/bin/iptables ./iptables-save")
-                "./iptables-save"
-            }
-            commands.append("""
-                |echo logcat-su
-                |logcat -d
-                |echo
-                |echo iptables
-                |$iptablesSave
-                |echo
-                |echo iptables -t nat
-                |$iptablesSave -t nat
-                |echo
-                |echo ip rule
-                |ip rule
-            """.trimMargin())
-            return loggerSuStream(commands.toString())
-        }
     }
 
     class InterfaceNotFoundException : SocketException() {