Add host_resolver.mojom and update network_service.mojom

sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java

Index: sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java
diff --git a/sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java b/sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java
index 0f879571ebdab65c1097bbbe0dd2a2fb8c514950..c1675bcc41e380417d0a69c6cba05e1b19f00974 100644
--- a/sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java
+++ b/sky/services/oknet/src/org/domokit/oknet/NetworkServiceImpl.java
@@ -16,6 +16,7 @@ import org.chromium.mojo.system.DataPipe;
 import org.chromium.mojo.system.MessagePipeHandle;
 import org.chromium.mojo.system.MojoException;
 import org.chromium.mojom.mojo.CookieStore;
+import org.chromium.mojom.mojo.HostResolver;
 import org.chromium.mojom.mojo.HttpServerDelegate;
 import org.chromium.mojom.mojo.NetAddress;
 import org.chromium.mojom.mojo.NetworkService;
@@ -116,4 +117,9 @@ public class NetworkServiceImpl implements NetworkService {
     public void registerUrlLoaderInterceptor(UrlLoaderInterceptorFactory factory) {
         factory.close();
     }
+
+    @Override
+    public void createHostResolver(InterfaceRequest<HostResolver> resolver) {
+        resolver.close();
+    }
 }