Uses mojom module names as Dart's package: import URI

mojo/public/tools/gn/zip.py

 #!/usr/bin/env python
 #
 # Copyright 2014 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.
 
 """Archives a set of files.
 """
 
 import ast
 import optparse
 import os
 import sys
 import zipfile
 
-def DoZip(inputs, zip_inputs, output, base_dir):
+def DoZip(inputs, link_inputs, zip_inputs, output, base_dir):
   files = []
   with zipfile.ZipFile(output, 'w', zipfile.ZIP_DEFLATED) as outfile:
     for f in inputs:
       file_name = os.path.relpath(f, base_dir)
       files.append(file_name)
       outfile.write(f, file_name)
+    for f in link_inputs:
+      realf = os.path.realpath(f)  # Resolve symlinks.
+      file_name = os.path.relpath(realf, base_dir)
+      files.append(file_name)
+      outfile.write(realf, file_name)
     for zf_name in zip_inputs:
       with zipfile.ZipFile(zf_name, 'r') as zf:
         for f in zf.namelist():
           if f not in files:
             files.append(f)
             with zf.open(f) as zff:
               outfile.writestr(f, zff.read())
 
 
 def main():
   parser = optparse.OptionParser()
 
   parser.add_option('--inputs', help='List of files to archive.')
+  parser.add_option('--link-inputs',
+      help='List of files to archive. Symbolic links are resolved.')
   parser.add_option('--zip-inputs', help='List of zip files to re-archive.')
   parser.add_option('--output', help='Path to output archive.')
   parser.add_option('--base-dir',
                     help='If provided, the paths in the archive will be '
                     'relative to this directory', default='.')
 
   options, _ = parser.parse_args()
 
   inputs = []
   if (options.inputs):
     inputs = ast.literal_eval(options.inputs)
+  link_inputs = []
+  if options.link_inputs:
+    link_inputs = ast.literal_eval(options.link_inputs)
   zip_inputs = []
   if options.zip_inputs:
     zip_inputs = ast.literal_eval(options.zip_inputs)
   output = options.output
   base_dir = options.base_dir
 
-  DoZip(inputs, zip_inputs, output, base_dir)
+  DoZip(inputs, link_inputs, zip_inputs, output, base_dir)
 
 if __name__ == '__main__':
   sys.exit(main())