[BCB] Remove TypeUtils::getConstantStrings()

Author: ondrejmirtes

UPGRADING.md

@@ -253,3 +253,4 @@ Instead of `PHPStanTestCase::createBroker()`, call `PHPStanTestCase::createRefle
 * Remove `ConstantArrayType::generalizeToArray()`
 * Remove `TypeUtils::getArrays()`, use [`Type::getArrays()`](https://apiref.phpstan.org/2.0.x/PHPStan.Type.Type.html#_getArrays) instead
 * Remove `TypeUtils::getConstantArrays()`, use [`Type::getConstantArrays()`](https://apiref.phpstan.org/2.0.x/PHPStan.Type.Type.html#_getConstantArrays) instead
+* Remove `TypeUtils::getConstantStrings()`, use [`Type::getConstantStrings()`](https://apiref.phpstan.org/2.0.x/PHPStan.Type.Type.html#_getConstantStrings) instead

src/Type/TypeUtils.php

@@ -6,7 +6,6 @@
 use PHPStan\Type\Accessory\HasPropertyType;
 use PHPStan\Type\Constant\ConstantArrayType;
 use PHPStan\Type\Constant\ConstantIntegerType;
-use PHPStan\Type\Constant\ConstantStringType;
 use PHPStan\Type\Enum\EnumCaseObjectType;
 use PHPStan\Type\Generic\TemplateBenevolentUnionType;
 use PHPStan\Type\Generic\TemplateType;
@@ -21,16 +20,6 @@
 final class TypeUtils
 {
 
-	/**
-	 * @return ConstantStringType[]
-	 *
-	 * @deprecated Use PHPStan\Type\Type::getConstantStrings() instead
-	 */
-	public static function getConstantStrings(Type $type): array
-	{
-		return self::map(ConstantStringType::class, $type, false);
-	}
-
 	/**
 	 * @return ConstantIntegerType[]
 	 */