[Devtools] Allow User-Agent header override for Websockets

net/websockets/websocket_handshake_stream_create_helper_test.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/websockets/websocket_handshake_stream_create_helper.h"
 
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 67 matching lines @@
       const std::string& extra_request_headers,
       const std::string& extra_response_headers) {
     static const char kOrigin[] = "http://localhost";
     WebSocketHandshakeStreamCreateHelper create_helper(&connect_delegate_,
                                                        sub_protocols);
     create_helper.set_failure_message(&failure_message_);
 
     std::unique_ptr<ClientSocketHandle> socket_handle =
         socket_handle_factory_.CreateClientSocketHandle(
             WebSocketStandardRequest("/", "localhost",
-                                     url::Origin(GURL(kOrigin)),
+                                     url::Origin(GURL(kOrigin)), "",
                                      extra_request_headers),
             WebSocketStandardResponse(extra_response_headers));
 
     std::unique_ptr<WebSocketHandshakeStreamBase> handshake(
         create_helper.CreateBasicStream(std::move(socket_handle), false));
 
     // If in future the implementation type returned by CreateBasicStream()
     // changes, this static_cast will be wrong. However, in that case the test
     // will fail and AddressSanitizer should identify the issue.
     static_cast<WebSocketBasicHandshakeStream*>(handshake.get())
@@ skipping 78 matching lines @@
 
   EXPECT_EQ(
       "permessage-deflate;"
       " client_max_window_bits=14; server_max_window_bits=14;"
       " server_no_context_takeover; client_no_context_takeover",
       stream->GetExtensions());
 }
 
 }  // namespace
 }  // namespace net