Unreviewed. Another part of rollout of r151408.

* win/tools64: Removed.
* win/tools64/scripts: Removed.
* win/tools64/vsprops: Removed.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@151478 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[Windows] Unreviewed build correction after r151440.

* AccessibleBase.cpp:
(MSAARole): Switch back to emiting ROLE_SYSTEM_LISTITEM for
ListItemRole Web role to avoid breaking existing test.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@151479 268f45cc-cd09-0410-ab3c-d52691b4dbfc