@bender-tags: 4.15.0, bug, 4060
@bender-ui: collapsed
@bender-ckeditor-plugins: widget, wysiwygarea, toolbar, sourcearea, htmlwriter

1. Press "Check source protection" button and inspect the result below the button.

	### Expected

	There is "Ok" text on green background.

	### Unexpected

	There is "Not ok" text on red background.
2. Switch to source editing mode and repeat step 1.
3. Repeat steps 1-2 several times.
