Remove preference of "official servers" & remove fallback for "closes…

…t" servers

All servers the client passes to the ICE adapter are to be used.
Especially with Xirsys added to the pool.

ice-adapter/src/main/java/com/faforever/iceadapter/ice/PeerIceModule.java

@@ -165,42 +165,15 @@ private List<IceServer> getViableIceServers() {
             return allIceServers;
         }
 
-        List<IceServer> fafIceServers = allIceServers.stream()
-                .filter(server -> server.getTurnAddresses().stream()
-                        .anyMatch(transportAddress -> transportAddress.getHostString().contains("faforever.com")))
-                .toList();
-        // Try official servers first
-        List<IceServer> viableIceServers = fafIceServers.stream()
-                .filter(IceServer::hasAcceptableLatency)
-                .collect(Collectors.toList());
-        if (!viableIceServers.isEmpty()) {
-            log.info("Using official ice servers: {}", viableIceServers.stream().map(it -> "[" + it.getTurnAddresses().stream().map(TransportAddress::toString).collect(Collectors.joining(", ")) + "]").collect(Collectors.joining(", ")));
-            return viableIceServers;
-        }
-
         // Try servers with acceptable latency
-        viableIceServers = allIceServers.stream()
+        List<IceServer> viableIceServers = allIceServers.stream()
                 .filter(IceServer::hasAcceptableLatency)
                 .collect(Collectors.toList());
         if (!viableIceServers.isEmpty()) {
             log.info("Using all viable ice servers: {}", viableIceServers.stream().map(it -> "[" + it.getTurnAddresses().stream().map(TransportAddress::toString).collect(Collectors.joining(", ")) + "]").collect(Collectors.joining(", ")));
             return viableIceServers;
         }
 
-        // Try the closest server
-        Optional<IceServer> closestIceServer = allIceServers.stream()
-                .filter(server -> server.getRoundTripTime().join().isPresent())
-                .min(Comparator.comparing(server -> server.getRoundTripTime().join().getAsDouble()));
-        if (closestIceServer.isPresent()) {
-            log.info("Using closest ice server: {}", closestIceServer.get().getTurnAddresses().stream().map(TransportAddress::toString).collect(Collectors.joining(", ")));
-            viableIceServers.add(closestIceServer.get());
-        }
-
-        if (!viableIceServers.isEmpty()) {
-            log.info("Using all reachable ice servers: {}", viableIceServers.stream().map(it -> "[" + it.getTurnAddresses().stream().map(TransportAddress::toString).collect(Collectors.joining(", ")) + "]").collect(Collectors.joining(", ")));
-            return viableIceServers;
-        }
-
         log.info("Using all ice servers: {}", allIceServers.stream().map(it -> "[" + it.getTurnAddresses().stream().map(TransportAddress::toString).collect(Collectors.joining(", ")) + "]").collect(Collectors.joining(", ")));
         return allIceServers;
     }