Add initial support for variants.  This just parses the new format, no functionality is added
Add initial support for variants.  This just parses the new format, no
functionality is added


git-svn-id: a4a6f32337ebd29ad4763b423022f00f68d1c7b7@16636 91177308-0d34-0410-b5e6-96231b3b80d8

lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx,lodyagin/bare_cxx