Make the mojom files under //mojo/services/network/interfaces basically the same as the ones in the…

mojo/services/network/interfaces/http_connection.mojom

Index: mojo/services/network/interfaces/http_connection.mojom
diff --git a/mojo/services/network/interfaces/http_connection.mojom b/mojo/services/network/interfaces/http_connection.mojom
index 119513e85eb6e0e9271e9a1a75189f1dd4d5c6c0..38d39aa27501d6860c356dd3cc1bb2ede5bc52bd 100644
--- a/mojo/services/network/interfaces/http_connection.mojom
+++ b/mojo/services/network/interfaces/http_connection.mojom
@@ -2,11 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+[DartPackage="mojo_services"]
 module mojo;
 
+import "mojo/public/interfaces/network/network_error.mojom";
 import "network/interfaces/http_message.mojom";
 import "network/interfaces/web_socket.mojom";
-import "third_party/mojo/src/mojo/public/interfaces/network/network_error.mojom";
 
 interface HttpConnection {
   // Sets the OS send buffer size (in bytes) for the underlying socket.