Remove testcase that was checking that llvm-gcc set DECL_IGNORED_P on an objc
super class.  Mainline gcc doesn't seem to do this, at least not anymore.


git-svn-id: https://llvm.org/svn/llvm-project/dragonegg/trunk@175990 91177308-0d34-0410-b5e6-96231b3b80d8