Switch to standard integer types in net/.

net/disk_cache/blockfile/mapped_file.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_MAPPED_FILE_H_
 #define NET_DISK_CACHE_BLOCKFILE_MAPPED_FILE_H_
 
+#include <stddef.h>
+
+#include "base/macros.h"
 #include "net/base/net_export.h"
 #include "net/disk_cache/blockfile/file.h"
 #include "net/disk_cache/blockfile/file_block.h"
 
 namespace base {
 class FilePath;
 }
 
 namespace disk_cache {
 
@@ skipping 53 matching lines @@
   ~ScopedFlush() {
     file_->Flush();
   }
  private:
   MappedFile* file_;
 };
 
 }  // namespace disk_cache
 
 #endif  // NET_DISK_CACHE_BLOCKFILE_MAPPED_FILE_H_