Count site data size for important sites

chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.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_UI_WEBUI_SETTINGS_SETTINGS_CLEAR_BROWSING_DATA_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SETTINGS_SETTINGS_CLEAR_BROWSING_DATA_HANDLER_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/scoped_observer.h"
 #include "chrome/browser/browsing_data/browsing_data_remover.h"
+#include "chrome/browser/engagement/important_sites_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/browsing_data/core/counters/browsing_data_counter.h"
 
 namespace base {
 class ListValue;
 }
 
 namespace content {
@@ skipping 22 matching lines @@
   // Clears browsing data, called by Javascript.
   void HandleClearBrowsingData(const base::ListValue* value);
 
   // Called when a clearing task finished. |webui_callback_id| is provided
   // by the WebUI action that initiated it.
   void OnClearingTaskFinished(const std::string& webui_callback_id);
 
   // Fetches important sites, called by Javascript.
   void HandleFetchImportantSites(const base::ListValue* value);
 
+  void OnFetchImportantSitesFinished(
+      const std::string& callback_id,
+      std::vector<ImportantSitesUtil::ImportantDomainInfo> sites);
+
   // Initializes the dialog UI. Called by JavaScript when the DOM is ready.
   void HandleInitialize(const base::ListValue* args);
 
   // Implementation of SyncServiceObserver.
   void OnStateChanged(syncer::SyncService* sync) override;
 
   // Updates the footer of the dialog when the sync state changes.
   void UpdateSyncState();
 
   // Finds out whether we should show notice about other forms of history stored
@@ skipping 41 matching lines @@
 
   // A weak pointer factory for asynchronous calls referencing this class.
   base::WeakPtrFactory<ClearBrowsingDataHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ClearBrowsingDataHandler);
 };
 
 }  // namespace settings
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_SETTINGS_CLEAR_BROWSING_DATA_HANDLER_H_