[llvm] [TypeProf][PGO]Skip vtable-based ICP for which type profiles are known to be unrepresentative (PR #110575)

[Teresa Johnson via llvm-commits]

https://github.com/teresajohnson commented:

Is the issue here specific to vtable based ICP or does it also arise in the function based ICP?

https://github.com/llvm/llvm-project/pull/110575