Simplify security_interstitials::ControllerClient and other related classes

chrome/browser/interstitials/chrome_controller_client.h

 // Copyright 2015 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_INTERSTITIALS_CHROME_CONTROLLER_CLIENT_H_
 #define CHROME_BROWSER_INTERSTITIALS_CHROME_CONTROLLER_CLIENT_H_
 
 #include "base/macros.h"
 #include "components/security_interstitials/core/controller_client.h"
 
 namespace content {
 class InterstitialPage;
 class WebContents;
 }
 
 // Provides embedder-specific logic for the security error page controller.
 class ChromeControllerClient : public security_interstitials::ControllerClient {
  public:
-  explicit ChromeControllerClient(content::WebContents* web_contents);
+  ChromeControllerClient(
+      content::WebContents* web_contents,
+      std::unique_ptr<security_interstitials::MetricsHelper> metrics_helper);
   ~ChromeControllerClient() override;
 
   void set_interstitial_page(content::InterstitialPage* interstitial_page);
 
   // security_interstitials::ControllerClient overrides
   bool CanLaunchDateAndTimeSettings() override;
   void LaunchDateAndTimeSettings() override;
   void GoBack() override;
   void Proceed() override;
   void Reload() override;
   void OpenUrlInCurrentTab(const GURL& url) override;
 
  protected:
   // security_interstitials::ControllerClient overrides
   const std::string& GetApplicationLocale() override;
   PrefService* GetPrefService() override;
   const std::string GetExtendedReportingPrefName() override;
 
  private:
   content::WebContents* web_contents_;
   content::InterstitialPage* interstitial_page_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeControllerClient);
 };
 
 #endif  // CHROME_BROWSER_INTERSTITIALS_CHROME_CONTROLLER_CLIENT_H_