Give URLRequestJob::GetResponseCode a better default implementation.

net/test/url_request/url_request_mock_data_job.h

 // Copyright 2014 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.
 
 #ifndef NET_TEST_URL_REQUEST_URL_REQUEST_MOCK_DATA_JOB_H_
 #define NET_TEST_URL_REQUEST_URL_REQUEST_MOCK_DATA_JOB_H_
 
 #include <stddef.h>
 
 #include <string>
@@ skipping 11 matching lines @@
 class URLRequestMockDataJob : public URLRequestJob {
  public:
   URLRequestMockDataJob(URLRequest* request,
                         NetworkDelegate* network_delegate,
                         const std::string& data,
                         int data_repeat_count,
                         bool request_client_certificate);
 
   void Start() override;
   int ReadRawData(IOBuffer* buf, int buf_size) override;
-  int GetResponseCode() const override;
   void GetResponseInfo(HttpResponseInfo* info) override;
   void ContinueWithCertificate(X509Certificate* client_cert,
                                SSLPrivateKey* client_private_key) override;
 
   // Adds the testing URLs to the URLRequestFilter.
   static void AddUrlHandler();
   static void AddUrlHandlerForHostname(const std::string& hostname);
 
   // Given data and repeat cound, constructs a mock URL that will return that
   // data repeated |repeat_count| times when started.  |data| must be safe for
@@ skipping 22 matching lines @@
 
   std::string data_;
   size_t data_offset_;
   bool request_client_certificate_;
   base::WeakPtrFactory<URLRequestMockDataJob> weak_factory_;
 };
 
 }  // namespace net
 
 #endif  // NET_TEST_URL_REQUEST_URL_REQUEST_MOCK_DATA_JOB_H_