Refactor net tests to use GMock matchers for checking net::Error results

net/url_request/url_request_ftp_job_unittest.cc

Index: net/url_request/url_request_ftp_job_unittest.cc
diff --git a/net/url_request/url_request_ftp_job_unittest.cc b/net/url_request/url_request_ftp_job_unittest.cc
index d6917fbebd062da2a4c9400556b6ea897af75d0e..9653617f19b158c96720377a689d47736a658a23 100644
--- a/net/url_request/url_request_ftp_job_unittest.cc
+++ b/net/url_request/url_request_ftp_job_unittest.cc
@@ -20,15 +20,20 @@
 #include "net/proxy/proxy_config_service.h"
 #include "net/proxy/proxy_config_service_fixed.h"
 #include "net/socket/socket_test_util.h"
+#include "net/test/gtest_util.h"
 #include "net/url_request/ftp_protocol_handler.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_job_factory_impl.h"
 #include "net/url_request/url_request_status.h"
 #include "net/url_request/url_request_test_util.h"
+#include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
+using net::test::IsError;
+using net::test::IsOk;
+
 using base::ASCIIToUTF16;
 
 namespace net {
@@ -673,7 +678,7 @@ TEST_F(URLRequestFtpJobTest, FtpProxyRequestDoNotFollowRedirects) {
   EXPECT_EQ(1, network_delegate()->completed_requests());
   EXPECT_EQ(1, network_delegate()->error_count());
   EXPECT_FALSE(url_request->status().is_success());
-  EXPECT_EQ(ERR_UNSAFE_REDIRECT, url_request->status().error());
+  EXPECT_THAT(url_request->status().error(), IsError(ERR_UNSAFE_REDIRECT));
 }
 
 // We should re-use socket for requests using the same scheme, host, and port.