Ticket #22552: 22552.patch

wp-includes/functions.php

@@ -2273 +2273 @@
  * @param mixed $response Variable (usually an array or object) to encode as JSON, then print and die.
  */
 function wp_send_json( $response ) {
+        nocache_headers();
         @header( 'Content-Type: application/json; charset=' . get_option( 'blog_charset' ) );
+
         echo json_encode( $response );
+
         if ( defined( 'DOING_AJAX' ) && DOING_AJAX )
                 wp_die();
         else

wp-includes/js/media-models.js

@@ -789 +789 @@
                 }
         });
 
-}(jQuery));
- No newline at end of file
+        // Clean up. Prevents mobile browsers caching
+        $(window).on('unload', function(){
+                window.wp = null;
+        });
+
+}(jQuery));