Embeds: Ensure embed widths are integers.

This prevents a warning in PHP trunk when a non-integer width is passed.

See #36435.



git-svn-id: https://develop.svn.wordpress.org/trunk@37549 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/embed.php

@@ -523,7 +523,8 @@ JS;
  * @return array|false Response data on success, false if post doesn't exist.
  */
 function get_oembed_response_data( $post, $width ) {
-	$post = get_post( $post );
+	$post  = get_post( $post );
+	$width = absint( $width );
 
 	if ( ! $post ) {
 		return false;