Windows Vista build 5252

Windows Vista build 5252 is an unleaked pre-Beta 2 build of Windows Vista. This build was showcased in a blog from Chinese IT consumption portal Yesky.

This build notably features the old Aero design from build 5231.

Changes

 * Changed the Start button back to the orb that was previously seen in vbl_ux_dev_checkin version of build 5212, but with lighter color shades.
 * Changed the new window button.
 * Changed the scroll bar to resemble later builds in appearance.
 * Changed the background used in setup to an aurora, but the older setup layout is still kept.
 * Added Windows Defender (then known as Windows AntiSpyware).