commit https://github.com/vim/vim/commit/8919554fe17255cddbbce6b833fab9aba19c8b88 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Sep 25 15:00:31 2015 +0200 patch 7.4.874 Problem: MS-Windows: When Vim runs inside another application, the size isn't right. Solution: When in child mode compute the size differently. (Agorgianitis Loukas)