Simplify the user agent code some more since after r255534 it's not affected by the site's URL.

net/url_request/url_request_unittest.cc

 // Copyright (c) 2012 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shlobj.h>
 #endif
@@ skipping 5905 matching lines @@
 TEST_F(URLRequestTestHTTP, DefaultUserAgent) {
   ASSERT_TRUE(test_server_.Start());
 
   TestDelegate d;
   URLRequest req(test_server_.GetURL("echoheader?User-Agent"),
                  DEFAULT_PRIORITY,
                  &d,
                  &default_context_);
   req.Start();
   base::RunLoop().Run();
-  EXPECT_EQ(req.context()->http_user_agent_settings()->GetUserAgent(req.url()),
+  EXPECT_EQ(req.context()->http_user_agent_settings()->GetUserAgent(),
             d.data_received());
 }
 
 // Check that if request overrides the User-Agent header,
 // the default is not appended.
 TEST_F(URLRequestTestHTTP, OverrideUserAgent) {
   ASSERT_TRUE(test_server_.Start());
 
   TestDelegate d;
   URLRequest req(test_server_.GetURL("echoheader?User-Agent"),
@@ skipping 1656 matching lines @@
 
     EXPECT_FALSE(r.is_pending());
     EXPECT_EQ(1, d->response_started_count());
     EXPECT_FALSE(d->received_data_before_response());
     EXPECT_EQ(d->bytes_received(), static_cast<int>(file_size));
   }
 }
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 
 }  // namespace net