[ABANDONED] Introduce Promise example implementation written in JavaScript.

Source/core/core_derived_sources.gyp

 #
 # Copyright (C) 2013 Google Inc. 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
@@ skipping 67 matching lines @@
             'python',
             'scripts/make_internal_runtime_flags.py',
             'page/RuntimeEnabledFeatures.in',
             '--output_dir',
             '<(SHARED_INTERMEDIATE_DIR)/webkit/',
           ],
         },
       ]
     },
     {
+      'target_name': 'make_derived_sources_for_dom_js_implementation',
+      'type': 'none',
+      'sources': [
+        '<@(core_dom_binding_js_files)',
+      ],
+      'rules': [
+        {
+          'rule_name': 'derive_custom_script_header',
+          'extension': 'js',
+          'outputs': [
+            '<(SHARED_INTERMEDIATE_DIR)/webkit/<(RULE_INPUT_ROOT)CustomScript.h',
+          ],
+          'msvs_cygwin_shell': 0,
+          'action': [
+            '<(perl_exe)',
+            'inspector/xxd.pl',
+            '<(RULE_INPUT_ROOT)_js',
+            '<(RULE_INPUT_PATH)',
+            '<@(_outputs)',
+          ],
+        },
+      ],
+    },
+    {
       'target_name': 'make_derived_sources',
       'type': 'none',
       'hard_dependency': 1,
       'dependencies': [
         'generate_test_support_idls',
       ],
       'sources': [
         # bison rule
         '<(SHARED_INTERMEDIATE_DIR)/webkit/CSSGrammar.y',
         'xml/XPathGrammar.y',
@@ skipping 563 matching lines @@
             'scripts/make-hash-tools.pl',
             '<(SHARED_INTERMEDIATE_DIR)/webkit',
             '<(RULE_INPUT_PATH)',
             '<(gperf_exe)',
           ],
         },
       ],
     },
   ],
 }