Suffixed histograms for SB2.DatabaseKilobytes and SB2.PrefixSetKilobytes

chrome/browser/safe_browsing/safe_browsing_database.h

 // Copyright (c) 2011 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_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_
 #define CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 479 matching lines @@
   // Init()).
   void LoadPrefixSet(const base::FilePath& db_filename,
                      ThreadSafeStateManager::WriteTransaction* txn,
                      PrefixSetId prefix_set_id,
                      FailureType read_failure_type);
 
   // Writes the current prefix set "|db_filename| Prefix Set" on disk.
   // |write_failure_type| provides a caller-specific error code to be used on
   // failure.
   void WritePrefixSet(const base::FilePath& db_filename,
-                      const safe_browsing::PrefixSet* prefix_set,
+                      PrefixSetId prefix_set_id,
                       FailureType write_failure_type);
 
   // Loads the given full-length hashes to the given whitelist.  If the number
   // of hashes is too large or if the kill switch URL is on the whitelist
   // we will whitelist everything.
   void LoadWhitelist(const std::vector<SBAddFullHash>& full_hashes,
                      SBWhitelistId whitelist_id);
 
   // Call this method if an error occured with the given whitelist.  This will
   // result in all lookups to the whitelist to return true.
@@ skipping 44 matching lines @@
   void UpdateWhitelistStore(const base::FilePath& store_filename,
                             SafeBrowsingStore* store,
                             SBWhitelistId whitelist_id);
   void UpdateIpBlacklistStore();
 
   // Returns a raw pointer to ThreadSafeStateManager's PrefixGetHashCache for
   // testing. This should only be used in unit tests (where multi-threading and
   // synchronization are not problematic).
   PrefixGetHashCache* GetUnsynchronizedPrefixGetHashCacheForTesting();
 
+  // Records |sample| for |histogram_name_base| suffixed by the appropriate
+  // histogram suffix for |(prefix_set_id|whitelist_id)|.
+  void RecordPrefixSetCountsHistogram(const std::string& histogram_name_base,
+                                      PrefixSetId prefix_set_id,
+                                      int sample);
+  void RecordSBWhitelistCountsHistogram(const std::string& histogram_name_base,
+                                        SBWhitelistId whitelist_id,
+                                        int sample);
+
   base::ThreadChecker thread_checker_;
 
   ThreadSafeStateManager state_manager_;
 
   // The base filename passed to Init(), used to generate the store and prefix
   // set filenames used to store data on disk.
   base::FilePath filename_base_;
 
   // Underlying persistent store for chunk data.
   // For browsing related (phishing and malware URLs) chunks and prefixes.
@@ skipping 29 matching lines @@
 
   // Set to true if any chunks are added or deleted during an update.
   // Used to optimize away database update.
   bool change_detected_;
 
   // Used to schedule resetting the database because of corruption.
   base::WeakPtrFactory<SafeBrowsingDatabaseNew> reset_factory_;
 };
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_