Delete the old SSL interstitial and Finch trial

chrome/browser/ssl/ssl_blocking_page.h

 // 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.
 
 #ifndef CHROME_BROWSER_SSL_SSL_BLOCKING_PAGE_H_
 #define CHROME_BROWSER_SSL_SSL_BLOCKING_PAGE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 61 matching lines @@
   virtual void OverrideEntry(content::NavigationEntry* entry) OVERRIDE;
   virtual void OverrideRendererPrefs(
       content::RendererPreferences* prefs) OVERRIDE;
   virtual void OnProceed() OVERRIDE;
   virtual void OnDontProceed() OVERRIDE;
 
  private:
   void NotifyDenyCertificate();
   void NotifyAllowCertificate();
 
-  // These fetch the appropriate HTML page, depending on the
-  // SSLInterstitialVersion Finch trial.
-  std::string GetHTMLContentsV1();
-  std::string GetHTMLContentsV2();
-
   // Used to query the HistoryService to see if the URL is in history. For UMA.
   void OnGotHistoryCount(bool success, int num_visits, base::Time first_visit);
 
   // content::NotificationObserver:
   virtual void Observe(
       int type,
       const content::NotificationSource& source,
       const content::NotificationDetails& details) OVERRIDE;
 
   base::Callback<void(bool)> callback_;
@@ skipping 15 matching lines @@
   base::CancelableTaskTracker request_tracker_;
   // Is captive portal detection enabled?
   bool captive_portal_detection_enabled_;
   // Did the probe complete before the interstitial was closed?
   bool captive_portal_probe_completed_;
   // Did the captive portal probe receive an error or get a non-HTTP response?
   bool captive_portal_no_response_;
   // Was a captive portal detected?
   bool captive_portal_detected_;
 
-  // For the FieldTrial: this contains the name of the condition.
-  std::string trial_condition_;
-
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLBlockingPage);
 };
 
 #endif  // CHROME_BROWSER_SSL_SSL_BLOCKING_PAGE_H_