| Index: src/parsing/preparser.cc
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| diff --git a/src/parsing/preparser.cc b/src/parsing/preparser.cc
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| index 2f8f232537fbe2068d210d126fbe4e348e374f9b..d4438b8d696722c1e3dae4180fde1386f519706e 100644
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| --- a/src/parsing/preparser.cc
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| +++ b/src/parsing/preparser.cc
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| @@ -268,7 +268,7 @@ PreParserExpression PreParser::ParseClassLiteral(
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|    }
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|  
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|    LanguageMode class_language_mode = language_mode();
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| -  BlockState block_state(&scope_state_);
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| +  BlockState block_state(zone(), &scope_state_);
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|    scope()->SetLanguageMode(
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|        static_cast<LanguageMode>(class_language_mode | STRICT));
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|    // TODO(marja): Make PreParser use scope names too.
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| 
 |