K 10 svn:author V 7 thompsa K 8 svn:date V 27 2010-05-17T23:48:51.632306Z K 7 svn:log V 338 MFC r208014 Back out r203140 which was causing problems when the first and the last microframe slot was not in the smask. The problem was that the EHCI driver was then thinking that the transfer was immediately complete in some cases. Which could lead to freeze-like situations, which can be recovered by unplugging the USB device. END