Introduce IOSChromeMetricsServicesManagerClient

ios/public/provider/chrome/browser/chrome_browser_provider.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 IOS_PUBLIC_PROVIDER_CHROME_BROWSER_CHROME_BROWSER_PROVIDER_H_
 #define IOS_PUBLIC_PROVIDER_CHROME_BROWSER_CHROME_BROWSER_PROVIDER_H_
 
 #include <CoreGraphics/CoreGraphics.h>
 
 #include <string>
 #include <vector>
 
+#include "base/callback_forward.h"
 #include "components/favicon_base/favicon_callback.h"
 
 class GURL;
 class InfoBarViewDelegate;
 class PrefRegistrySimple;
 class PrefService;
 class ProfileOAuth2TokenServiceIOSProvider;
 
 namespace autofill {
 class CardUnmaskPromptController;
@@ skipping 108 matching lines @@
   virtual rappor::RapporService* GetRapporService();
   // Returns whether there is an Off-The-Record session active.
   virtual bool IsOffTheRecordSessionActive();
   // Get the favicon for |page_url| and run |callback| with result when loaded.
   // Note. |callback| is always run asynchronously.
   virtual void GetFaviconForURL(
       ChromeBrowserState* browser_state,
       const GURL& page_url,
       const std::vector<int>& desired_sizes_in_pixel,
       const favicon_base::FaviconResultsCallback& callback) const;
+
+  // Returns whether safe browsing is enabled. See the comment on
+  // metrics_services_manager_client.h for details on |on_update_callback|.
+  virtual bool IsSafeBrowsingEnabled(const base::Closure& on_update_callback);
+
+  // Called when the IOSChromeMetricsServiceClientManager instance is
+  // destroyed.
+  virtual void OnMetricsServicesManagerClientDestroyed();
 };
 
 }  // namespace ios
 
 #endif  // IOS_PUBLIC_PROVIDER_CHROME_BROWSER_CHROME_BROWSER_PROVIDER_H_