Always output 32bit integer values in header of CRX file....

chrome/tools/extensions/chromium_extension.py

 #!/usr/bin/python
 # Copyright (c) 2006-2008 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.
 
 # chromium_extension.py
 
 import array
 import hashlib
 import logging
@@ skipping 86 matching lines @@
       # This is a bit odd - we're actually appending a new zip file to the end
       # of the manifest.  Believe it or not, this is actually an explicit
       # feature of the zip format, and many zip utilities (this library
       # and three others I tried) can still read the underlying zip file.
       if os.path.exists(path):
         os.remove(path)
       out = open(path, "wb")
       out.write("Cr24")  # Extension file magic number
       # The rest of the header is currently made up of three ints:
       # version, header size, manifest size
-      header = array.array("l")
+      header = array.array("i")
       header.append(1)  # version
       header.append(16)  # header size
       manifest_json = json.dumps(manifest);
       header.append(len(manifest_json))  # manifest size
       header.tofile(out)
       out.write(manifest_json);
       zip = open(zip_path, "rb")
       while True:
         buf = zip.read(32 * 1024)
         if not len(buf):
@@ skipping 45 matching lines @@
     parser.error("missing required option --outfile")
   ext = ExtensionDir(options.indir)
   ext.writeToPackage(options.outfile)
   pkg = ExtensionPackage(options.outfile)
   return 0
 
 
 if __name__ == "__main__":
   retcode = Run()
   sys.exit(retcode)