/usr/share/php/Symfony/Component/ExpressionLanguage/ is in php-symfony-expression-language 2.7.10-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Symfony/Component/ExpressionLanguage/Compiler.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Expression.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ExpressionFunction.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ExpressionFunctionProviderInterface.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ExpressionLanguage.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Lexer.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/ArgumentsNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/ArrayNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/BinaryNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/ConditionalNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/ConstantNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/FunctionNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/GetAttrNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/NameNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/Node.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Node/UnaryNode.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ParsedExpression.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Parser.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ParserCache/
/usr/share/php/Symfony/Component/ExpressionLanguage/ParserCache/ArrayParserCache.php
/usr/share/php/Symfony/Component/ExpressionLanguage/ParserCache/ParserCacheInterface.php
/usr/share/php/Symfony/Component/ExpressionLanguage/SerializedParsedExpression.php
/usr/share/php/Symfony/Component/ExpressionLanguage/SyntaxError.php
/usr/share/php/Symfony/Component/ExpressionLanguage/Token.php
/usr/share/php/Symfony/Component/ExpressionLanguage/TokenStream.php
/usr/share/php/Symfony/Component/ExpressionLanguage/autoload.php