| Index: Source/core/core_derived_sources.gyp
 | 
| diff --git a/Source/core/core_derived_sources.gyp b/Source/core/core_derived_sources.gyp
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| index e89bab627a6cde1f38c8311e7675a46123bdc4ac..486abbaffaf788dc32020799c60b842baf0abaf6 100644
 | 
| --- a/Source/core/core_derived_sources.gyp
 | 
| +++ b/Source/core/core_derived_sources.gyp
 | 
| @@ -661,6 +661,24 @@
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|              '<(SHARED_INTERMEDIATE_DIR)/blink/CSSParser.cpp',
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|            ],
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|          },
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| +        {
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| +          'action_name': 'MakeTokenMatcherForViewport',
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| +          'inputs': [
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| +            '<@(scripts_for_in_files)',
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| +            '../core/scripts/make_token_matcher.py',
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| +            '../core/html/HTMLMetaElement-in.cpp',
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| +          ],
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| +          'outputs': [
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| +            '<(SHARED_INTERMEDIATE_DIR)/webkit/HTMLMetaElement.cpp',
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| +          ],
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| +          'action': [
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| +            'python',
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| +            '../core/scripts/make_token_matcher.py',
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| +            '../core/html/HTMLMetaElement-in.cpp',
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| +            '<(SHARED_INTERMEDIATE_DIR)/webkit/HTMLMetaElement.cpp',
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| +          ],
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| +        },
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| +
 | 
|        ],
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|        'rules': [
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|          {
 | 
| 
 |