Embeds: Move 2x site icon URL fetch inside if condition

Author: Sukhendu2002

src/wp-includes/embed.php

@@ -1233,13 +1233,13 @@ function print_embed_sharing_dialog() {
  * @since 4.5.0
  */
 function the_embed_site_title() {
-	$site_icon_url    = get_site_icon_url( 32, includes_url( 'images/w-logo-blue.png' ) );
-	$site_icon_url_2x = get_site_icon_url( 64, includes_url( 'images/w-logo-blue.png' ) );
+	$site_icon_url = get_site_icon_url( 32, includes_url( 'images/w-logo-blue.png' ) );
 
 	$icon_img = '';
 	if ( $site_icon_url ) {
-		$srcset   = $site_icon_url_2x ? sprintf( ' srcset="%s 2x"', esc_url( $site_icon_url_2x ) ) : '';
-		$icon_img = sprintf(
+		$site_icon_url_2x = get_site_icon_url( 64, includes_url( 'images/w-logo-blue.png' ) );
+		$srcset           = $site_icon_url_2x ? sprintf( ' srcset="%s 2x"', esc_url( $site_icon_url_2x ) ) : '';
+		$icon_img         = sprintf(
 			'<img src="%s"%s width="32" height="32" alt="" class="wp-embed-site-icon" />',
 			esc_url( $site_icon_url ),
 			$srcset