How to reproduce:
1. Press Ctrl+PrtSc
2. In the popup menu choose "Open in image editor".
3. In the editor go to Edit -> Preferences and change icons size in General tab.
4. Select Crop tool
5. Select any region of the image (I selected a small one).
As a side note, this version is NOT listed in "Affects version" dropdown. Only an older 184.108.40.206 is there.