Hide PrivetHttpClient inside of PrivetV3Session

chrome/browser/local_discovery/privet_url_fetcher.h

 // 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.
 
 #ifndef CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_URL_FETCHER_H_
 #define CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_URL_FETCHER_H_
 
 #include <string>
 
 #include "base/files/file_util.h"
@@ skipping 85 matching lines @@
   void SaveResponseToFile();
 
   void Start();
 
   void SetUploadData(const std::string& upload_content_type,
                      const std::string& upload_data);
 
   void SetUploadFilePath(const std::string& upload_content_type,
                          const base::FilePath& upload_file_path);
 
-  const GURL& url() const { return url_fetcher_->GetOriginalURL(); }
-  int response_code() const { return url_fetcher_->GetResponseCode(); }
+  const GURL& url() const {
+    return url_fetcher_ ? url_fetcher_->GetOriginalURL() : url_;
+  }
+  int response_code() const {
+    return url_fetcher_ ? url_fetcher_->GetResponseCode() : -1;
+  }
 
  private:
   void OnURLFetchCompleteParseData(const net::URLFetcher* source);
   bool OnURLFetchCompleteDoNotParseData(const net::URLFetcher* source);
 
   std::string GetHostString();  // Get string representing the host.
   std::string GetPrivetAccessToken();
   void Try();
   void ScheduleRetry(int timeout_seconds);
   bool PrivetErrorTransient(const std::string& error);
@@ skipping 21 matching lines @@
   base::FilePath upload_file_path_;
   scoped_ptr<net::URLFetcher> url_fetcher_;
 
   base::WeakPtrFactory<PrivetURLFetcher> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(PrivetURLFetcher);
 };
 
 }  // namespace local_discovery
 
 #endif  // CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_URL_FETCHER_H_