Count site data size for important sites

chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h

Index: chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h
diff --git a/chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h b/chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h
index f52d1d3cb312bd4721bb85c95251a5dd58e3c9ed..c1d8ae8c1e3d043a4aaa0cf18b40cd54df1ec7d1 100644
--- a/chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h
+++ b/chrome/browser/ui/webui/settings/settings_clear_browsing_data_handler.h
@@ -11,6 +11,7 @@
 
 #include "base/macros.h"
 #include "base/scoped_observer.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"
@@ -59,6 +60,10 @@ class ClearBrowsingDataHandler : public SettingsPageUIHandler,
   // 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);