[WA] "Export as image" option does not work for wrap mode

Scenario:

1.  Load common_data/clustal/align
2.  Remove 2 any sequences for better visibility
3.  Select "Multiline View" button on the main menu
4.  Select "Export as image" item from context menu
5.  Save an image in "Export image" dialog
6. Open the picture in the any paint editor
   Expected state: image is in the multiline view as on the screen
   Actual state:  image is in the usual view