SVN maintenance.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@54364 954f8c5b-7b00-dc11-b283-0030488c597c
fix for annoyance where header menus would get scroller arrows added because it would be clamped within the screen a few pixels.

This was caused from using theme shadow setting to clip the popups and a hard-coded value to translate the popup within screen bounds - these values should be the same.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@54365 954f8c5b-7b00-dc11-b283-0030488c597c