From a8f44b15bf9895a8d7cb6436df97961d65bd4136 Mon Sep 17 00:00:00 2001
From: fay <869770665@qq.com>
Date: Tue, 28 Jul 2020 19:37:22 -0700
Subject: [PATCH] Update media.html (#2452)

Summary:
I'm just adding two lines of comments, because I made this hard to see difference mistake, and I'm worried that others are the same as me

Pull Request resolved: https://github.com/facebook/draft-js/pull/2452

Differential Revision: D22806583

Pulled By: mrkev

fbshipit-source-id: ebcc6309069c7f5d6ec417d6aa59471dfe6c1581
---
 examples/draft-0-10-0/media/media.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/examples/draft-0-10-0/media/media.html b/examples/draft-0-10-0/media/media.html
index 3a6a6054fe..9f488b7925 100644
--- a/examples/draft-0-10-0/media/media.html
+++ b/examples/draft-0-10-0/media/media.html
@@ -89,6 +89,8 @@
           );
 
           this.setState({
+            // The third parameter here is a space string, not an empty string
+            // If you set an empty string, you will get an error: Unknown DraftEntity key: null
             editorState: AtomicBlockUtils.insertAtomicBlock(
               newEditorState,
               entityKey,