Remove WiFi related logic from netd

This is now managed by wificond.

Bug: 30041228
Test: There were no more callsites for the corresponding methods
      in NetworkManagementService.

Change-Id: Ia07a8819f8b46e15695819c6beb64d69b0dcfde1
diff --git a/server/ResponseCode.h b/server/ResponseCode.h
index 19d76c3..92230e1 100644
--- a/server/ResponseCode.h
+++ b/server/ResponseCode.h
@@ -36,7 +36,7 @@
     static const int TetherStatusResult        = 210;
     static const int IpFwdStatusResult         = 211;
     static const int InterfaceGetCfgResult     = 213;
-    static const int SoftapStatusResult        = 214;
+    // Formerly: int SoftapStatusResult        = 214;
     static const int UsbRNDISStatusResult      = 215;
     static const int InterfaceRxCounterResult  = 216;
     static const int InterfaceTxCounterResult  = 217;