HTML API: Remove nullable from get_breadcrumbs return type

Follow-up [58713]
Props jonsurrell, westonruter, gziolo.
Fixes #62674.


Built from https://develop.svn.wordpress.org/trunk@59503


git-svn-id: http://core.svn.wordpress.org/trunk@58889 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/html-api/class-wp-html-processor.php

@@ -1143,11 +1143,7 @@ class WP_HTML_Processor extends WP_HTML_Tag_Processor {
 	 * Breadcrumbs start at the outermost parent and descend toward the matched element.
 	 * They always include the entire path from the root HTML node to the matched element.
 	 *
-	 * @todo It could be more efficient to expose a generator-based version of this function
-	 *       to avoid creating the array copy on tag iteration. If this is done, it would likely
-	 *       be more useful to walk up the stack when yielding instead of starting at the top.
-	 *
-	 * Example
+	 * Example:
 	 *
 	 *     $processor = WP_HTML_Processor::create_fragment( '<p><strong><em><img></em></strong></p>' );
 	 *     $processor->next_tag( 'IMG' );
@@ -1155,9 +1151,9 @@ class WP_HTML_Processor extends WP_HTML_Tag_Processor {
 	 *
 	 * @since 6.4.0
 	 *
-	 * @return string[]|null Array of tag names representing path to matched node, if matched, otherwise NULL.
+	 * @return string[] Array of tag names representing path to matched node.
 	 */
-	public function get_breadcrumbs(): ?array {
+	public function get_breadcrumbs(): array {
 		return $this->breadcrumbs;
 	}
 

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.8-alpha-59502';
+$wp_version = '6.8-alpha-59503';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.