Normalize import paths for Sky modules

mojo/public/sky/convert_amd_modules_to_sky.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.
 
 import argparse
 import sys
 import re
 
-IMPORT_TEMPLATE = '<import src="/%s.sky" as="%s" />'
+IMPORT_TEMPLATE = '<import src="/gen/%s.sky" as="%s" />'
 PREAMBLE_TEMPLATE = '<script>'
 POSTAMBLE_TEMPLATE = '  module.exports = exports;\n</script>'
 
 class Import(object):
   def __init__(self, path, name):
     self.path = path
     self.name = name
 
 class Module(object):
   def __init__(self):
@@ skipping 70 matching lines @@
   with open(args.input, "r") as input_file:
     module = Parse(input_file.read())
 
   with open(args.output, "w+") as output_file:
     output_file.write(Serialize(module))
 
   return 0
 
 if __name__ == "__main__":
   sys.exit(main())