Ticket #34808: 34808.2.diff

src/wp-includes/media.php

@@ -1206 +1206 @@
  * @return string Converted content with 'srcset' and 'sizes' attributes added to images.
  */
 function wp_make_content_images_responsive( $content ) {
+        // Deprecation warning at function call.
+    trigger_error( 'Deprecated function called - (wp_make_content_images_responsive).', E_USER_DEPRECATED );
+    exit;
+    
         $images = get_media_embedded_in_content( $content, 'img' );
 
         $selected_images = $attachment_ids = array();

src/wp-includes/functions.php

@@ -4984 +4984 @@
  * @return string Tag RegEx.
  */
 function get_tag_regex( $tag ) {
+        // Deprecation warning at function call.
+    trigger_error( 'Deprecated function called - (get_tag_regex).', E_USER_DEPRECATED );
+    exit;
+    
         if ( empty( $tag ) )
                 return;
         return sprintf( '<%1$s[^<]*(?:>[\s\S]*<\/%1$s>|\s*\/>)', tag_escape( $tag ) );