Fix *.py and *.jinja in build rules. They don't really work.

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 218 matching lines @@
             'python',
             '../../tools/generate-trig-table.py',
             '<@(_outputs)',
           ],
         },
       ]
     },
     {
       'target_name': 'generated-lexer',
       'type': 'none',
+      'variables': {
+        'lexer_generator_files': [
+          '../../src/lexer/lexer_py.re',
+          '../../tools/lexer_generator/code_generator.jinja',
+          '../../tools/lexer_generator/automaton.py',
+          '../../tools/lexer_generator/code_generator.py',
+          '../../tools/lexer_generator/dfa_optimizer.py',
+          '../../tools/lexer_generator/dfa.py',
+          '../../tools/lexer_generator/generator.py',
+          '../../tools/lexer_generator/__init__.py',
+          '../../tools/lexer_generator/nfa_builder.py',
+          '../../tools/lexer_generator/nfa.py',
+          '../../tools/lexer_generator/regex_lexer.py',
+          '../../tools/lexer_generator/regex_parser.py',
+          '../../tools/lexer_generator/rule_lexer.py',
+          '../../tools/lexer_generator/rule_parser.py',
+          '../../tools/lexer_generator/transition_keys.py',
+        ],
+      },
       'actions': [
         {
           'action_name': 'codegen_8',
           'inputs': [
-            '../../src/lexer/lexer_py.re',
-            '../../tools/lexer_generator/*.py',
-            '../../tools/lexer_generator/*.jinja',
+            '<@(lexer_generator_files)',
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/generated_lexer_latin1.cc',
           ],
           'action': [
             'python',
             '../../tools/lexer_generator/generator.py',
             '--re=../../src/lexer/lexer_py.re',
             '--code=<(SHARED_INTERMEDIATE_DIR)/generated_lexer_latin1.cc',
             '--encoding=latin1',
           ],
         },
         {
           'action_name': 'codegen_16',
           'inputs': [
-            '../../src/lexer/lexer_py.re',
-            '../../tools/lexer_generator/*.py',
-            '../../tools/lexer_generator/*.jinja',
+            '<@(lexer_generator_files)',
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/generated_lexer_utf16.cc',
           ],
           'action': [
             'python',
             '../../tools/lexer_generator/generator.py',
             '--re=../../src/lexer/lexer_py.re',
             '--code=<(SHARED_INTERMEDIATE_DIR)/generated_lexer_utf16.cc',
             '--encoding=utf16',
           ],
         },
         {
           'action_name': 'codegen_utf8',
           'inputs': [
-            '../../src/lexer/lexer_py.re',
-            '../../tools/lexer_generator/*.py',
-            '../../tools/lexer_generator/*.jinja',
+            '<@(lexer_generator_files)',
           ],
           'outputs': [
             '<(SHARED_INTERMEDIATE_DIR)/generated_lexer_utf8.cc',
           ],
           'action': [
             'python',
             '../../tools/lexer_generator/generator.py',
             '--re=../../src/lexer/lexer_py.re',
             '--code=<(SHARED_INTERMEDIATE_DIR)/generated_lexer_utf8.cc',
             '--encoding=utf8',
@@ skipping 928 matching lines @@
         }],
         ['v8_compress_startup_data=="bz2"', {
           'libraries': [
             '-lbz2',
           ]
         }],
       ],
     },
   ],
 }