src/Tokenizer/Tokens.php
public function clearChanged()
    {
        $this->changed = false;

        if (self::isLegacyMode()) {
            foreach ($this as $token) {
                $token->clearChanged();
            }
        }
    }
public function clearChanged()
    {
        $this->changed = false;

        if (self::isLegacyMode()) {
            foreach ($this as $token) {
                $token->clearChanged();
            }
        }
    }
Clear internal flag if collection was changed and flag for all collection's items.