Use shared shared URLRequestContextGetter for all gcd_private sessions

chrome/browser/local_discovery/privet_http_impl.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_HTTP_IMPL_H_
 #define CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_HTTP_IMPL_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 235 matching lines @@
   // PrivetHTTPClient implementation.
   const std::string& GetName() override;
   scoped_ptr<PrivetJSONOperation> CreateInfoOperation(
       const PrivetJSONOperation::ResultCallback& callback) override;
   scoped_ptr<PrivetURLFetcher> CreateURLFetcher(
       const GURL& url,
       net::URLFetcher::RequestType request_type,
       PrivetURLFetcher::Delegate* delegate) override;
   void RefreshPrivetToken(
       const PrivetURLFetcher::TokenCallback& token_callback) override;
-  void SwitchToHttps(
-      uint16_t port,
-      const net::SHA256HashValue& certificate_fingerprint) override;
+  void SwitchToHttps(uint16_t port) override;
   bool IsInHttpsMode() const override;
   std::string GetHost() const override;
 
  private:
   typedef std::vector<PrivetURLFetcher::TokenCallback> TokenCallbackVector;
 
   void OnPrivetInfoDone(const base::DictionaryValue* value);
 
   std::string name_;
   scoped_refptr<net::URLRequestContextGetter> context_getter_;
@@ skipping 25 matching lines @@
  private:
   PrivetHTTPClient* info_client() { return info_client_.get(); }
 
   scoped_ptr<PrivetHTTPClient> info_client_;
 
   DISALLOW_COPY_AND_ASSIGN(PrivetV1HTTPClientImpl);
 };
 
 }  // namespace local_discovery
 #endif  // CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_HTTP_IMPL_H_