Visual regression from wikipedia-2.7.221-releasesprod-2017-12-08

Steps to reproduce

1. Save an article that does not have a lead image to a new reading list
2. Navigate to the Reading lists view
3. Open to view the reading list details screen in which that article was saved

Expected

• In step 2, the thumbnail for the list should show an image icon in the quadrant which represents the article saved that does not have a lead image

• In step 3, the thumbnail 'gallery' should show an image icon in one of the six spots to represent the article saved that does not have a lead image

Actual

Image icon does not show in steps 2 or 3.

Occurring in
Wikipedia v2.7.224-alpha-2018-01-19