Add new files to gyp.

tools/gyp/v8.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 622 matching lines @@
             '../../src/unicode.cc',
             '../../src/unicode.h',
             '../../src/utils-inl.h',
             '../../src/utils.cc',
             '../../src/utils.h',
             '../../src/v8-counters.cc',
             '../../src/v8-counters.h',
             '../../src/v8.cc',
             '../../src/v8.h',
             '../../src/v8checks.h',
+            '../../src/v8conversions.cc',
+            '../../src/v8conversions.h',
             '../../src/v8globals.h',
             '../../src/v8memory.h',
             '../../src/v8threads.cc',
             '../../src/v8threads.h',
+            '../../src/v8utils.cc',
             '../../src/v8utils.h',
             '../../src/variables.cc',
             '../../src/variables.h',
             '../../src/version.cc',
             '../../src/version.h',
             '../../src/vm-state-inl.h',
             '../../src/vm-state.h',
             '../../src/zone-inl.h',
             '../../src/zone.cc',
             '../../src/zone.h',
@@ skipping 335 matching lines @@
           'type': 'none',
           'toolsets': ['host'],
           'dependencies': [
             'v8'
           ],
         },
       ],
     }],
   ],
 }