[NaCl SDK] Modifying size_t and int to off_t.

native_client_sdk/src/libraries/nacl_io/html5fs/html5_fs_node.h

 // Copyright 2013 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 LIBRARIES_NACL_IO_HTML5FS_HTML5_FS_NODE_H_
 #define LIBRARIES_NACL_IO_HTML5FS_HTML5_FS_NODE_H_
 
 #include <ppapi/c/pp_resource.h>
 #include "nacl_io/node.h"
 
@@ skipping 16 matching lines @@
                      void* buf,
                      size_t count,
                      int* out_bytes);
   virtual Error FTruncate(off_t size);
   virtual Error Write(const HandleAttr& attr,
                       const void* buf,
                       size_t count,
                       int* out_bytes);
 
   virtual int GetType();
-  virtual Error GetSize(size_t* out_size);
+  virtual Error GetSize(off_t* out_size);
   virtual bool IsaDir();
   virtual bool IsaFile();
 
  protected:
   Html5FsNode(Filesystem* filesystem, PP_Resource fileref);
 
   // Init with standard open flags
   virtual Error Init(int open_flags);
   virtual void Destroy();
 
  private:
   PP_Resource fileref_resource_;
   PP_Resource fileio_resource_;  // 0 if the file is a directory.
 
   friend class Html5Fs;
 };
 
 }  // namespace nacl_io
 
 #endif  // LIBRARIES_NACL_IO_HTML5FS_HTML5_FS_NODE_H_