Merge pull request #478 from owenc4a4/frame

[win]frameless window'height can be sized under 38px
Revert "[win]frameless window'height can be sized under 38px"

This reverts commit d72f437f0d79ddbafb4c8f84e38fbc28cfe2b99c.
[win]frameless window'height can be sized under 38px ver2X