Make js2c depend on messages.h

tools/gyp/v8.gyp

 # Copyright 2012 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 1746 matching lines @@
         ],
         'libraries_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries.bin',
         'libraries_experimental_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries-experimental.bin',
         'libraries_extras_bin_file': '<(SHARED_INTERMEDIATE_DIR)/libraries-extras.bin',
       },
       'actions': [
         {
           'action_name': 'js2c',
           'inputs': [
             '../../tools/js2c.py',
+            '../../src/messages.h',
             '<@(library_files)',
             '<@(i18n_library_files)'
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
           ],
           'action': [
             'python',
             '../../tools/js2c.py',
             '<(SHARED_INTERMEDIATE_DIR)/libraries.cc',
             'CORE',
             '<@(library_files)',
             '<@(i18n_library_files)'
           ],
           'conditions': [
             [ 'v8_use_external_startup_data==1', {
               'outputs': ['<@(libraries_bin_file)'],
               'action': [
                 '--startup_blob', '<@(libraries_bin_file)',
               ],
             }],
           ],
         },
         {
           'action_name': 'js2c_experimental',
           'inputs': [
             '../../tools/js2c.py',
+            '../../src/messages.h',
             '<@(experimental_library_files)',
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/experimental-libraries.cc',
           ],
           'action': [
             'python',
             '../../tools/js2c.py',
             '<(SHARED_INTERMEDIATE_DIR)/experimental-libraries.cc',
             'EXPERIMENTAL',
             '<@(experimental_library_files)'
           ],
           'conditions': [
             [ 'v8_use_external_startup_data==1', {
               'outputs': ['<@(libraries_experimental_bin_file)'],
               'action': [
                 '--startup_blob', '<@(libraries_experimental_bin_file)'
               ],
             }],
           ],
         },
         {
           'action_name': 'js2c_extras',
           'inputs': [
             '../../tools/js2c.py',
+            '../../src/messages.h',
             '<@(v8_extra_library_files)',
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/extras-libraries.cc',
           ],
           'action': [
             'python',
             '../../tools/js2c.py',
             '<(SHARED_INTERMEDIATE_DIR)/extras-libraries.cc',
             'EXTRAS',
@@ skipping 57 matching lines @@
         }],
         ['want_separate_host_toolset==1', {
           'toolsets': ['host'],
         }, {
           'toolsets': ['target'],
         }],
       ],
     },
   ],
 }