From 5a38e1b7ad81fbf095b95f4ab56982f9dc3c6a9c Mon Sep 17 00:00:00 2001
From: Antonio Carlos Ribeiro <acr@antoniocarlosribeiro.com>
Date: Sat, 28 Oct 2017 18:43:01 -0200
Subject: [PATCH] Fix uniqueStrict for keyless collections

---
 src/Illuminate/Support/Collection.php | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/Illuminate/Support/Collection.php b/src/Illuminate/Support/Collection.php
index 13898792cbbd..22a0f3cdadb9 100644
--- a/src/Illuminate/Support/Collection.php
+++ b/src/Illuminate/Support/Collection.php
@@ -1482,10 +1482,6 @@ public function transform(callable $callback)
      */
     public function unique($key = null, $strict = false)
     {
-        if (is_null($key)) {
-            return new static(array_unique($this->items, SORT_REGULAR));
-        }
-
         $callback = $this->valueRetriever($key);
 
         $exists = [];