UMA metrics - number of accounts per profile and account reconciler.

components/signin/core/browser/account_reconcilor.h

 // Copyright 2014 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_SIGNIN_CORE_BROWSER_ACCOUNT_RECONCILOR_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_ACCOUNT_RECONCILOR_H_
 
 #include <deque>
 #include <functional>
 #include <set>
 #include <string>
@@ skipping 205 matching lines @@
 
   base::RepeatingTimer<AccountReconcilor> reconciliation_timer_;
   MergeSessionHelper merge_session_helper_;
   scoped_ptr<GaiaAuthFetcher> gaia_fetcher_;
   bool registered_with_token_service_;
 
   // True while the reconcilor is busy checking or managing the accounts in
   // this profile.
   bool is_reconcile_started_;
 
+  // True iff this is the first time the reconcilor is executing.
+  bool first_execution_;
+
   // Used during reconcile action.
   // These members are used used to validate the gaia cookie.  |gaia_accounts_|
   // holds the state of google accounts in the gaia cookie.  Each element is
   // a pair that holds the email address of the account and a boolean that
   // indicates whether the account is valid or not.  The accounts in the vector
   // are ordered the in same way as the gaia cookie.
   bool are_gaia_accounts_set_;
   std::vector<std::pair<std::string, bool> > gaia_accounts_;
 
   // Used during reconcile action.
   // These members are used to validate the tokens in OAuth2TokenService.
   std::string primary_account_;
   std::vector<std::string> chrome_accounts_;
   scoped_ptr<OAuth2TokenService::Request>* requests_;
   ScopedVector<UserIdFetcher> user_id_fetchers_;
   ScopedVector<SigninOAuthHelper> refresh_token_fetchers_;
   EmailSet valid_chrome_accounts_;
   EmailSet invalid_chrome_accounts_;
   std::vector<std::string> add_to_cookie_;
   std::vector<std::pair<std::string, int> > add_to_chrome_;
 
   std::deque<GetAccountsFromCookieCallback> get_gaia_accounts_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(AccountReconcilor);
 };
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_ACCOUNT_RECONCILOR_H_