Stop expecting WifiConfig extra from CONFIGURED_NETWORKS_CHANGED_ACTION broadcast

WifiConfig is no longer sent in this broadcast
due to privacy concerns, so stop reading this
extra. Instead, query WifiManager to find the
matching WifiConfiguration to update.

Bug: 158874479
Test: compiles
Change-Id: I235f2a2b017317e969c8e5bdf17894e3777de44a

tests/CarDeveloperOptions/src/com/android/car/developeroptions/wifi/details/WifiDetailPreferenceController.java

diff --git a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/wifi/details/WifiDetailPreferenceController.java b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/wifi/details/WifiDetailPreferenceController.java
index cb80cb3..cd484a7 100644
--- a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/wifi/details/WifiDetailPreferenceController.java
+++ b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/wifi/details/WifiDetailPreferenceController.java
@@ -197,15 +197,7 @@
         public void onReceive(Context context, Intent intent) {
             switch (intent.getAction()) {
                 case WifiManager.CONFIGURED_NETWORKS_CHANGED_ACTION:
-                    if (!intent.getBooleanExtra(WifiManager.EXTRA_MULTIPLE_NETWORKS_CHANGED,
-                            false /* defaultValue */)) {
-                        // only one network changed
-                        WifiConfiguration wifiConfiguration = intent
-                                .getParcelableExtra(WifiManager.EXTRA_WIFI_CONFIGURATION);
-                        if (mAccessPoint.matches(wifiConfiguration)) {
-                            mWifiConfig = wifiConfiguration;
-                        }
-                    }
+                    updateMatchingWifiConfig();
                     // fall through
                 case WifiManager.NETWORK_STATE_CHANGED_ACTION:
                 case WifiManager.RSSI_CHANGED_ACTION:
@@ -213,6 +205,17 @@
                     break;
             }
         }
+
+        private void updateMatchingWifiConfig() {
+            // use getPrivilegedConfiguredNetworks() to get Passpoint & other ephemeral networks
+            for (WifiConfiguration wifiConfiguration :
+                    mWifiManager.getPrivilegedConfiguredNetworks()) {
+                if (mAccessPoint.matches(wifiConfiguration)) {
+                    mWifiConfig = wifiConfiguration;
+                    break;
+                }
+            }
+        }
     };
 
     private final NetworkRequest mNetworkRequest = new NetworkRequest.Builder()