[clang] [Clang] Fix a regression introduced by #161163. (PR #162612)

[Andrey Ali Khan Bolshakov via cfe-commits]

bolshakov-a wrote:

Now LGTM, thanks! Btw, do you know what `!RD->hasNonTrivialDefaultConstructor()` check is needed for? If you do, it would be good to add a corresponding test case. If not, a `TODO` to investigate it is worth placing in the code.

https://github.com/llvm/llvm-project/pull/162612