Don't ensure plugins on win32

Change-Id: I1686cafb219d0610f3e82b5f864b7496c2f5405c
gtest: Don't use EQ/NE on iterators

This fails on VC9, see
https://groups.google.com/forum/#!msg/googletestframework/TI4wPTamEFE/-Wyu5esv0v8J

Change-Id: I1f7e098fd35f839926b4a741a069a62cbd5ef48e