Componentize the bad clock blocking page

components/security_interstitials/core/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 COMPONENTS_SECURITY_INTERSTITIALS_CORE_CONTROLLER_CLIENT_H_
 #define COMPONENTS_SECURITY_INTERSTITIALS_CORE_CONTROLLER_CLIENT_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 33 matching lines @@
   CMD_OPEN_LOGIN = 7,
   // Safe Browsing Extended Reporting
   CMD_DO_REPORT = 8,
   CMD_DONT_REPORT = 9,
   CMD_OPEN_REPORTING_PRIVACY = 10,
   // Report a phishing error
   CMD_REPORT_PHISHING_ERROR = 11,
 };
 
 // Provides methods for handling commands from the user, which requires some
-// embedder-specific abstraction.
+// embedder-specific abstraction. This class should handle all commands sent
+// by the JavaScript error page.
 class ControllerClient {
  public:
   ControllerClient();
   virtual ~ControllerClient();
 
   // Handle the user's reporting preferences.
   void SetReportingPreference(bool report);
   void OpenExtendedReportingPrivacyPolicy();
 
+  // If available, open the operating system's date/time settings.
+  virtual bool CanLaunchDateAndTimeSettings() = 0;
+  virtual void LaunchDateAndTimeSettings() = 0;
+
+  // Close the error and go back to the previous page.
+  virtual void GoBack() = 0;
+
   MetricsHelper* metrics_helper() const;
   void set_metrics_helper(scoped_ptr<MetricsHelper> metrics_helper);
 
  protected:
   virtual void OpenUrlInCurrentTab(const GURL& url) = 0;
 
   virtual const std::string& GetApplicationLocale() = 0;
   virtual PrefService* GetPrefService() = 0;
   virtual const std::string GetExtendedReportingPrefName() = 0;
 
  private:
   scoped_ptr<MetricsHelper> metrics_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(ControllerClient);
 };
 
 }  // namespace security_interstitials
 
 #endif  // COMPONENTS_SECURITY_INTERSTITIALS_CORE_CONTROLLER_CLIENT_H_