static void RenameVariableReferences ( [UBlueprint](API\Runtime\Engine\Engine\UBlueprint) * Blueprint, [UClass](API\Runtime\CoreUObject\UObject\UClass) * VariableClass, const [FName](API\Runtime\Core\UObject\FName) & OldVarName, const [FName](API\Runtime\Core\UObject\FName) & NewVarName )