WifiManager(aidl): Remove pingSupplicant binder call

This is now deprecated in the public API and instead calls
isWifiEnabled(). So, remove this AIDL call.

Bug: 36493092
Test: Compiles
Change-Id: I6339d5bb18f423d84fa9222a87e2df7eb9c336a9
Merged-In: I6339d5bb18f423d84fa9222a87e2df7eb9c336a9
1 file changed