Reorganize net/disk_cache into backend specific directories.

net/disk_cache/blockfile/addr.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 is an internal class that handles the address of a cache record.
 // See net/disk_cache/disk_cache.h for the public interface of the cache.
 
-#ifndef NET_DISK_CACHE_ADDR_H_
-#define NET_DISK_CACHE_ADDR_H_
+#ifndef NET_DISK_CACHE_BLOCKFILE_ADDR_H_
+#define NET_DISK_CACHE_BLOCKFILE_ADDR_H_
 
 #include "net/base/net_export.h"
-#include "net/disk_cache/disk_format_base.h"
+#include "net/disk_cache/blockfile/disk_format_base.h"
 
 namespace disk_cache {
 
 enum FileType {
   EXTERNAL = 0,
   RANKINGS = 1,
   BLOCK_256 = 2,
   BLOCK_1K = 3,
   BLOCK_4K = 4,
   BLOCK_FILES = 5,
@@ skipping 155 matching lines @@
   static const uint32 kFileSelectorMask   = 0x00ff0000;
   static const uint32 kFileSelectorOffset = 16;
   static const uint32 kStartBlockMask     = 0x0000FFFF;
   static const uint32 kFileNameMask       = 0x0FFFFFFF;
 
   CacheAddr value_;
 };
 
 }  // namespace disk_cache
 
-#endif  // NET_DISK_CACHE_ADDR_H_
+#endif  // NET_DISK_CACHE_BLOCKFILE_ADDR_H_