Add foundation for trimming the AffiliationDatabase.

chrome/browser/browsing_data/browsing_data_remover.h

Index: chrome/browser/browsing_data/browsing_data_remover.h
diff --git a/chrome/browser/browsing_data/browsing_data_remover.h b/chrome/browser/browsing_data/browsing_data_remover.h
index 090b607b1fa834e245a507d94ec8017c0babe231..7f80975eef28f8a181ee4849fe5b9c31698f1f30 100644
--- a/chrome/browser/browsing_data/browsing_data_remover.h
+++ b/chrome/browser/browsing_data/browsing_data_remover.h
@@ -323,6 +323,13 @@ class BrowsingDataRemover
   void ClearPnaclCacheOnIOThread(base::Time begin, base::Time end);
 #endif
 
+  // Callback for when passwords for the requested time range have been cleared.
+  void OnClearedPasswords();
+
+  // Removes cached affiliation data that is no longer needed by the password
+  // manager.
+  void TrimAffiliationCache();
+
   // Callback for when Cookies has been deleted. Invokes NotifyAndDeleteIfDone.
   void OnClearedCookies(int num_deleted);
 
@@ -409,6 +416,7 @@ class BrowsingDataRemover
   bool waiting_for_clear_nacl_cache_;
   bool waiting_for_clear_network_predictor_;
   bool waiting_for_clear_networking_history_;
+  bool waiting_for_clear_passwords_;
   bool waiting_for_clear_platform_keys_;
   bool waiting_for_clear_plugin_data_;
   bool waiting_for_clear_pnacl_cache_;