Add Workman keyboard layout

tools/gen_keyboard_overlay_data/gen_keyboard_overlay_data.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """Generate keyboard layout and hotkey data for the keyboard overlay.
 
 This script fetches data from the keyboard layout and hotkey data spreadsheet,
 and output the data depending on the option.
 
@@ skipping 117 matching lines @@
   'xkb:ua::ukr': 'uk',
   'xkb:us::eng': 'en_US',
   'xkb:us::fil': 'en_US',
   'xkb:us::ind': 'en_US',
   'xkb:us::msa': 'en_US',
   'xkb:us:altgr-intl:eng': 'en_US_altgr_intl',
   'xkb:us:colemak:eng': 'en_US_colemak',
   'xkb:us:dvorak:eng': 'en_US_dvorak',
   'xkb:us:intl:eng': 'en_US_intl',
   'xkb:us:intl:nld': 'en_US_intl',
-  'xkb:us:intl:por': 'en_US_intl'
+  'xkb:us:intl:por': 'en_US_intl',
+  'xkb:us:workman:eng': 'en_US_workman',
+  'xkb:us:workman-intl:eng': 'en_US_workman_intl',
 }
 
 # The file was first generated in 2012 and we have a policy of not updating
 # copyright dates.
 COPYRIGHT_HEADER=\
 """// Copyright (c) 2012 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.
 
 // This is a generated file but may contain local modifications. See
@@ skipping 355 matching lines @@
     OutputJson(keyboard_glyph_data, hotkey_data, layouts, 'keyboardOverlayData',
                options.outdir)
   if options.grd:
     OutputGrd(hotkey_data, options.outdir)
   if options.cc:
     OutputCC(hotkey_data, options.outdir)
 
 
 if __name__ == '__main__':
   main()