Bug 409224: don't use the obsolete gcc flag -no-cpp-precomp.  The patch is contributed by Mark Mentovai <mark@moxienet.com>.  r=wtc
Bug 409224: don't use the obsolete gcc flag -no-cpp-precomp.  The patch is
contributed by Mark Mentovai <mark@moxienet.com>.  r=wtc

ekr/nss-old,nmav/nss,ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,nmav/nss,nmav/nss