Add counts of User data to ProfileInfoCache

chrome/browser/profiles/profile_statistics.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_PROFILES_PROFILE_STATISTICS_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_STATISTICS_H_
 
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 18 matching lines @@
   bool success;
 };
 
 // Definition of the return value of |ProfileStatisticsCallback|.
 using ProfileCategoryStats = std::vector<ProfileCategoryStat>;
 
 // Definition of the callback function. Note that a copy of
 // |ProfileCategoryStats| is made each time the callback is called.
 using ProfileStatisticsCallback = base::Callback<void(ProfileCategoryStats)>;
 
+// Profile Statistics ----------------------------------------------------------
+
 // This function collects statistical information about |profile| and returns
 // the information via |callback|. Currently bookmarks, history, logins and
 // preferences are counted. The callback function will probably be called more
 // than once so binding parameters with bind::Passed() is prohibited.
 void GetProfileStatistics(Profile* profile,
                           const ProfileStatisticsCallback& callback,
                           base::CancelableTaskTracker* tracker);
 
+// ProfileInfoCache ------------------------------------------------------------
+
+// Gets statistical information about |profile| from ProfileInfoCache.
+ProfileCategoryStats GetProfileStatisticsFromCache(Profile* profile);
+
+// Stores statistical information to ProfileInfoCache.
+void StoreProfileStatisticsToCache(Profile* profile,
+                                   const std::string& category, int count);
+
 }  // namespace profiles
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_STATISTICS_H_