Simon

Results 2 issues of Simon

**Describe the bug** when open call hierarchy in preview window that is generated from vim-ccls, coc.nvim tells an error. ![image](https://user-images.githubusercontent.com/5274450/99803232-0da43c80-2b74-11eb-98e6-92d1543e7b5f.png) **Log File:** there are some lines from coc.nvim 2020-11-20T19:44:14.432 ERROR...