Remove Assert lint suppression.

webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java

Index: webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java
diff --git a/webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java b/webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java
index 6bd727fd7f26472b5280e0d61f449dce48902e5d..c095485bbef2d6b8a954d163993f5fa70e51e168 100644
--- a/webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java
+++ b/webrtc/sdk/android/api/org/webrtc/NetworkMonitorAutoDetect.java
@@ -263,7 +263,10 @@ public class NetworkMonitorAutoDetect extends BroadcastReceiver {
           // ConnectivityManager.getDefaultNetwork() though this
           // may give confusing results with VPNs and is only
           // available with Android Marshmallow.
-          assert defaultNetId == INVALID_NET_ID;
+          if (defaultNetId != INVALID_NET_ID) {
+            throw new RuntimeException(
+                "Multiple connected networks of same type are not supported.");
+          }
           defaultNetId = networkToNetId(network);
         }
       }