Disable Mac randomization setting for Passpoint networks

Mac randomization setting should be greyed out in the network
details page for Passpoint networks.

Bug: 129279500
Test: atest WifiPrivacyPreferenceControllerTest
Change-Id: I4fc89ddbca839c4859f11f8fad212b3e0e4aa7ce

src/com/android/settings/wifi/details/WifiPrivacyPreferenceController.java

@@ -41,6 +41,7 @@ public class WifiPrivacyPreferenceController extends BasePreferenceController im
     private WifiConfiguration mWifiConfiguration;
     private WifiManager mWifiManager;
     private boolean mIsEphemeral = false;
+    private boolean mIsPasspoint = false;
 
     public WifiPrivacyPreferenceController(Context context) {
         super(context, KEY_WIFI_PRIVACY);
@@ -56,6 +57,10 @@ public class WifiPrivacyPreferenceController extends BasePreferenceController im
         mIsEphemeral = isEphemeral;
     }
 
+    public void setIsPasspoint(boolean isPasspoint) {
+        mIsPasspoint = isPasspoint;
+    }
+
     @Override
     public int getAvailabilityStatus() {
         return mContext.getResources().getBoolean(
@@ -71,7 +76,7 @@ public class WifiPrivacyPreferenceController extends BasePreferenceController im
         updateSummary(dropDownPreference, randomizationLevel);
 
         // Makes preference not selectable, when this is a ephemeral network.
-        if (mIsEphemeral) {
+        if (mIsEphemeral || mIsPasspoint) {
             preference.setSelectable(false);
             dropDownPreference.setSummary(R.string.wifi_privacy_settings_ephemeral_summary);
         }