Fix (or vastly improve) performance issue from dynamic diff gutter line width application
Fix (or vastly improve) performance issue from dynamic diff gutter line width application

artivilla/desktop,shiftkey/desktop,say25/desktop,j-f1/forked-desktop,desktop/desktop,desktop/desktop,j-f1/forked-desktop,artivilla/desktop,j-f1/forked-desktop,desktop/desktop,j-f1/forked-desktop,desktop/desktop,artivilla/desktop,say25/desktop,say25/desktop,artivilla/desktop,shiftkey/desktop,shiftkey/desktop,say25/desktop,shiftkey/desktop