Here is too many inconsistencies in used data type for coordinates.
That commit change int to float for socket draw. There is still many
node/text/other ui draw code with mix up int's and clamped floats
(to looks like int's). That fix is just small step to finally just use float.
Pull Request: https://projects.blender.org/blender/blender/pulls/114114
510a5d3403