docs: Add more details to the migration guide
authorMatthias Clasen <mclasen@redhat.com>
Thu, 8 Oct 2020 18:13:19 +0000 (14:13 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Fri, 9 Oct 2020 11:43:25 +0000 (07:43 -0400)
commitc835df56026bfdd1d2beea8a46cdcaae457741c0
tree464e07eceb9a7809667494b846fa0d5584a7cfb1
parentcdd2a2af1bf20a379b879d3c7cf3faef62af858d
docs: Add more details to the migration guide

Add some details about GdkSurface and GtkWindow api changes.

Fixes: #3242
docs/reference/gtk/migrating-3to4.md