From 78fe7e5c16cf9c29b115b4ab4a111cf09ddbd4ec Mon Sep 17 00:00:00 2001
From: Benoit Marty <benoitm@matrix.org>
Date: Fri, 4 Dec 2020 14:56:26 +0100
Subject: [PATCH] No need to create a Set to remove an item from it

---
 .../home/room/detail/timeline/url/PreviewUrlRetriever.kt        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/url/PreviewUrlRetriever.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/url/PreviewUrlRetriever.kt
index b4fbeaf325..174841b599 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/url/PreviewUrlRetriever.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/url/PreviewUrlRetriever.kt
@@ -116,7 +116,7 @@ class PreviewUrlRetriever @Inject constructor(
 
     // Called by the Epoxy item during unbinding
     fun removeListener(key: String, listener: PreviewUrlRetrieverListener) {
-        listeners.getOrPut(key) { mutableSetOf() }.remove(listener)
+        listeners[key]?.remove(listener)
     }
 
     interface PreviewUrlRetrieverListener {