Moving JavaScript code from i18n-extension.cc into i18n.js file using

src/extensions/experimental/experimental.gyp

 # Copyright 2011 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 23 matching lines @@
   },
   'targets': [
     {
       'target_name': 'i18n_api',
       'type': 'static_library',
       'sources': [
         'break-iterator.cc',
         'break-iterator.h',
         'i18n-extension.cc',
         'i18n-extension.h',
+        '<(SHARED_INTERMEDIATE_DIR)/i18n-js.cc',
       ],
       'include_dirs': [
         '<(icu_src_dir)/public/common',
         '../..',
       ],
       'dependencies': [
         '<(icu_src_dir)/icu.gyp:*',
+        'js2c_i18n#host',
         '../../../tools/gyp/v8.gyp:v8',
       ],
     },
+    {
+      'target_name': 'js2c_i18n',
+      'type': 'none',
+      'toolsets': ['host'],
+      'variables': {
+        'library_files': [
+          'i18n.js'
+        ],
+      },
+      'actions': [
+        {
+          'action_name': 'js2c_i18n',
+          'inputs': [
+            '../../../tools/js2c.py',
+            '<@(library_files)',
+          ],
+          'outputs': [
+            '<(SHARED_INTERMEDIATE_DIR)/i18n-js.cc',
+            '<(SHARED_INTERMEDIATE_DIR)/i18n-js-empty.cc'
+          ],
+          'action': [
+            'python',
+            '../../../tools/js2c.py',
+            '<@(_outputs)',
+            'I18N',
+            '<@(library_files)'
+          ],
+        },
+      ],
+    },
   ],  # targets
 }