Add wrapper script to get list of updates to pass to stablizing script without other changes

cros_mark_as_stable.py

 #!/usr/bin/python
 
 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """This module uprevs a given package's ebuild to the next revision."""
 
 
 import fileinput
@@ skipping 257 matching lines @@
     for line in fileinput.input(new_ebuild_path, inplace=1):
       # Has to be done here to get changes to sys.stdout from fileinput.input.
       if not redirect_file:
         redirect_file = sys.stdout
       if line.startswith('KEYWORDS'):
         # Actually mark this file as stable by removing ~'s.
         redirect_file.write(line.replace("~", ""))
       elif line.startswith('EAPI'):
         # Always add new commit_id after EAPI definition.
         redirect_file.write(line)
-        redirect_file.write('EGIT_COMMIT="%s"' % commit_id)
-      elif not line.startswith('EGIT_COMMIT'):
-        # Skip old EGIT_COMMIT definition.
+        redirect_file.write('CROS_WORKON_COMMIT="%s"' % commit_id)
+      elif not line.startswith('CROS_WORKON_COMMIT'):
+        # Skip old CROS_WORKON_COMMIT definition.
         redirect_file.write(line)
     fileinput.close()
 
     _Print('Adding new stable ebuild to git')
     _RunCommand('git add %s' % new_ebuild_path)
 
     _Print('Removing old ebuild from git')
     _RunCommand('git rm %s' % self._ebuild.ebuild_path)
 
   def CommitChange(self, message):
@@ skipping 62 matching lines @@
              'and reset the git repo yourself.' %
              (package_list[:index], _CHROMIUMOS_OVERLAYS_DIRECTORY))
       raise e
   elif command == 'push':
     _PushChange()
 
 
 if __name__ == '__main__':
   main(sys.argv)