Fix WebSocket to set first party for cookies

net/websockets/websocket_end_to_end_test.cc

Index: net/websockets/websocket_end_to_end_test.cc
diff --git a/net/websockets/websocket_end_to_end_test.cc b/net/websockets/websocket_end_to_end_test.cc
index 18e79b318de480683848340e9d405eb4640c72fc..be464f6e10382a927afc443750f959f7ade44b5b 100644
--- a/net/websockets/websocket_end_to_end_test.cc
+++ b/net/websockets/websocket_end_to_end_test.cc
@@ -265,11 +265,12 @@ class WebSocketEndToEndTest : public ::testing::Test {
       InitialiseContext();
     }
     url::Origin origin(GURL("http://localhost"));
+    GURL first_party_for_cookies("http://localhost/");
     event_interface_ = new ConnectTestingEventInterface;
     channel_.reset(
         new WebSocketChannel(base::WrapUnique(event_interface_), &context_));
     channel_->SendAddChannelRequest(GURL(socket_url), sub_protocols_, origin,
-                                    "");
+                                    first_party_for_cookies, "");
     event_interface_->WaitForResponse();
     return !event_interface_->failed();
   }