Clear HTTP auth data on clearing browsing data

net/http/http_auth_cache.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 NET_HTTP_HTTP_AUTH_CACHE_H_
 #define NET_HTTP_HTTP_AUTH_CACHE_H_
 
 #include <stddef.h>
 
 #include <list>
@@ skipping 144 matching lines @@
   //   |origin|   - the {scheme, host, port} of the server.
   //   |realm|    - case sensitive realm string.
   //   |scheme|   - the authentication scheme (i.e. basic, negotiate).
   //   |credentials| - the credentials to match.
   //   returns    - true if an entry was removed.
   bool Remove(const GURL& origin,
               const std::string& realm,
               HttpAuth::Scheme scheme,
               const AuthCredentials& credentials);
 
-  // Clears the cache.
-  void Clear();
+  // Clears cache entries created within time period defined by |delete_begin|
+  // and |delete_end|.
+  void Clear(base::Time delete_begin, base::Time delete_end);
 
   // Updates a stale digest entry on server |origin| for realm |realm| and
   // scheme |scheme|. The cached auth challenge is replaced with
   // |auth_challenge| and the nonce count is reset.
   // |UpdateStaleChallenge()| returns true if a matching entry exists in the
   // cache, false otherwise.
   bool UpdateStaleChallenge(const GURL& origin,
                             const std::string& realm,
                             HttpAuth::Scheme scheme,
                             const std::string& auth_challenge);
 
   // Copies all entries from |other| cache.
   void UpdateAllFrom(const HttpAuthCache& other);
 
  private:
   typedef std::list<Entry> EntryList;
   EntryList entries_;
 };
 
 // An authentication realm entry.
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_AUTH_CACHE_H_