[net] Better StopCaching() handling for HttpCache::Transaction.

net/http/http_cache.h

 // Copyright (c) 2012 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.
 
 // This file declares a HttpTransactionFactory implementation that can be
 // layered on top of another HttpTransactionFactory to add HTTP caching.  The
 // caching logic follows RFC 7234 (any exceptions are called out in the code).
 //
 // The HttpCache takes a disk_cache::Backend as a parameter, and uses that for
 // the cache storage.
@@ skipping 329 matching lines @@
   // Destroys an ActiveEntry (active or doomed).
   void DestroyEntry(ActiveEntry* entry);
 
   // Adds a transaction to an ActiveEntry. If this method returns ERR_IO_PENDING
   // the transaction will be notified about completion via its IO callback. This
   // method returns ERR_CACHE_RACE to signal the transaction that it cannot be
   // added to the provided entry, and it should retry the process with another
   // one (in this case, the entry is no longer valid).
   int AddTransactionToEntry(ActiveEntry* entry, Transaction* trans);
 
-  // Called when the transaction has finished working with this entry. |cancel|
-  // is true if the operation was cancelled by the caller instead of running
-  // to completion.
-  void DoneWithEntry(ActiveEntry* entry, Transaction* trans, bool cancel);
-
   // Called when the transaction has finished writing to this entry. |success|
   // is false if the cache entry should be deleted.
   void DoneWritingToEntry(ActiveEntry* entry, bool success);
 
   // Called when the transaction has finished reading from this entry.
   void DoneReadingFromEntry(ActiveEntry* entry, Transaction* trans);
 
   // Converts the active writer transaction to a reader so that other
   // transactions can start reading from this entry.
   void ConvertWriterToReader(ActiveEntry* entry);
@@ skipping 76 matching lines @@
   scoped_ptr<base::Clock> clock_;
 
   base::WeakPtrFactory<HttpCache> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpCache);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_CACHE_H_