yiisoft / yii2

framework/web/Response.php

Unused Use Statements -1 removed lines

@@ -16,7 +16,6 @@
 use yii\helpers\StringHelper;
 use yii\helpers\Url;
 use yii\http\CookieCollection;
-use yii\http\HeaderCollection;
 use yii\http\MemoryStream;
 use yii\http\MessageTrait;
 use yii\http\ResourceStream;