On multi-monitor setups where the monitors are not all origined at 0 on
the Y coordinate (E.g. vertical stacked monitors) the maximize
calculation was incorrect as it assumed top was "0". This instead
adjusts the math to calculate the correct top value.
* fix: remove WM_GETMINMAXINFO workaround since it's no longer needed
* fix: handle WM_GETMINMAXINFO ourselves
* fix: remove part of the chromium WM_GETMINMAXINFO handler