Coding Standards: Use strict comparison in get_page_of_comment().

Follow-up to [9367], [9522], [9808].

Props aristath, poena, afercia, SergeyBiryukov.
See #62279.

git-svn-id: https://develop.svn.wordpress.org/trunk@59860 602fd350-edb4-49c9-b593-d223f7449a82

Author: SergeyBiryukov

src/wp-includes/comment.php

@@ -1066,7 +1066,7 @@ function get_page_of_comment( $comment_id, $args = array() ) {
 		}
 
 		// Find this comment's top-level parent if threading is enabled.
-		if ( $args['max_depth'] > 1 && 0 != $comment->comment_parent ) {
+		if ( $args['max_depth'] > 1 && '0' !== $comment->comment_parent ) {
 			return get_page_of_comment( $comment->comment_parent, $args );
 		}
 
@@ -1126,7 +1126,7 @@ function get_page_of_comment( $comment_id, $args = array() ) {
 		$older_comment_count = $comment_query->query( $comment_args );
 
 		// No older comments? Then it's page #1.
-		if ( 0 == $older_comment_count ) {
+		if ( 0 === $older_comment_count ) {
 			$page = 1;
 
 			// Divide comments older than this one by comments per page to get this comment's page number.