Reland 'Convert //net and //chromecast to std::unordered_*'

net/disk_cache/blockfile/backend_worker_v3.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.
 
 // See net/disk_cache/disk_cache.h for the public interface of the cache.
 
 #ifndef NET_DISK_CACHE_BLOCKFILE_BACKEND_WORKER_V3_H_
 #define NET_DISK_CACHE_BLOCKFILE_BACKEND_WORKER_V3_H_
 
-#include "base/containers/hash_tables.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "net/disk_cache/blockfile/addr.h"
 #include "net/disk_cache/blockfile/backend_impl_v3.h"
 #include "net/disk_cache/blockfile/block_files.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 }  // namespace base
@@ skipping 27 matching lines @@
   base::FilePath path_;  // Path to the folder used as backing storage.
   BlockFiles block_files_;  // Set of files used to store all data.
   bool init_;  // controls the initialization of the system.
 
   DISALLOW_COPY_AND_ASSIGN(Worker);
 };
 
 }  // namespace disk_cache
 
 #endif  // NET_DISK_CACHE_BLOCKFILE_BACKEND_WORKER_V3_H_