From 1a2d5f649de5c3af62a3119c71b695264cf823d0 Mon Sep 17 00:00:00 2001
From: Ella <4710635+ellatrix@users.noreply.github.com>
Date: Fri, 26 May 2023 15:36:33 +0200
Subject: [PATCH] Iframe: remove obsolete readyState checks (#51003)

---
 .../block-editor/src/components/iframe/index.js    | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/packages/block-editor/src/components/iframe/index.js b/packages/block-editor/src/components/iframe/index.js
index 6c4989d6f8b5eb..0013fe7c4fff53 100644
--- a/packages/block-editor/src/components/iframe/index.js
+++ b/packages/block-editor/src/components/iframe/index.js
@@ -139,15 +139,11 @@ function Iframe( {
 		function preventFileDropDefault( event ) {
 			event.preventDefault();
 		}
-		function setDocumentIfReady() {
+		function onLoad() {
 			const { contentDocument, ownerDocument } = node;
-			const { readyState, documentElement } = contentDocument;
+			const { documentElement } = contentDocument;
 			iFrameDocument = contentDocument;
 
-			if ( readyState !== 'interactive' && readyState !== 'complete' ) {
-				return false;
-			}
-
 			bubbleEvents( contentDocument );
 			setIframeDocument( contentDocument );
 			clearerRef( documentElement );
@@ -178,14 +174,12 @@ function Iframe( {
 				preventFileDropDefault,
 				false
 			);
-			return true;
 		}
 
-		// Document set with srcDoc is not immediately ready.
-		node.addEventListener( 'load', setDocumentIfReady );
+		node.addEventListener( 'load', onLoad );
 
 		return () => {
-			node.removeEventListener( 'load', setDocumentIfReady );
+			node.removeEventListener( 'load', onLoad );
 			iFrameDocument?.removeEventListener(
 				'dragover',
 				preventFileDropDefault