- Replaced all occurrences of self::TYPE_* with Type::* in AnonClassGenerator.php
- Updated ArrayExpressionTrait.php to use Type::ARRAY and Type::VAR instead of self::TYPE_*
- Modified AssignOpTrait.php to reference Type constants instead of self::TYPE_*
- Changed BinaryOpTrait.php to use Type::BIGINT, Type::DECIMAL, Type::BIGFLOAT constants
- Updated CallArgumentGenerator.php to use Type::ARRAY and Type::REF constants
- Added Type import statements to all modified files
- Maintained same functionality while improving code consistency with Type namespace
