Implement the statistics table for the passwords.

components/password_manager/core/browser/password_store_default.h

Index: components/password_manager/core/browser/password_store_default.h
diff --git a/components/password_manager/core/browser/password_store_default.h b/components/password_manager/core/browser/password_store_default.h
index ecfd38ffab2b8c6ee34c50d6b257f5daf3866ce7..ae7fccc5f08f0947eb3d3ba497b20c20ae745a5c 100644
--- a/components/password_manager/core/browser/password_store_default.h
+++ b/components/password_manager/core/browser/password_store_default.h
@@ -59,8 +59,10 @@ class PasswordStoreDefault : public PasswordStore {
       ScopedVector<autofill::PasswordForm>* forms) override;
   bool FillBlacklistLogins(
       ScopedVector<autofill::PasswordForm>* forms) override;
+  void AddSiteStatsImpl(const InteractionsStats& stats) override;
+  void RemoveSiteStatsImpl(const GURL& origin_domain) override;
+  InteractionsStats* GetSiteStatsImpl(const GURL& origin_domain) override;
 
- protected:

[vabr (Chromium), 2015/04/24 17:36:53]

Any reason to drop the protection? I could not find an added call to 
DeleteAndRecreateDatabaseFile in your CL.

[vasilii, 2015/04/24 18:40:48]

It was double protected :-)

   inline bool DeleteAndRecreateDatabaseFile() {
     return login_db_->DeleteAndRecreateDatabaseFile();
   }