From 13ffb9c684086e72e0d7714ffa5e1219d08ae142 Mon Sep 17 00:00:00 2001
From: ibaker <ibaker@google.com>
Date: Tue, 17 Mar 2020 12:14:18 +0000
Subject: [PATCH] Add a comment explaining the null check in
 DefaultMediaItemConverter

Follow-up to https://github.com/google/ExoPlayer/commit/42b8fe2681758b60f2d1e6df79d0727ce4a953d4

PiperOrigin-RevId: 301352557
---
 .../android/exoplayer2/ext/cast/DefaultMediaItemConverter.java   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultMediaItemConverter.java b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultMediaItemConverter.java
index dadb1b5251..ab02b5efba 100644
--- a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultMediaItemConverter.java
+++ b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultMediaItemConverter.java
@@ -44,6 +44,7 @@ public final class DefaultMediaItemConverter implements MediaItemConverter {
 
   @Override
   public MediaItem toMediaItem(MediaQueueItem item) {
+    // `item` came from `toMediaQueueItem()` so the custom JSON data must be set.
     return getMediaItem(Assertions.checkNotNull(item.getMedia().getCustomData()));
   }