[clang] [alpha.webkit.NoUncheckedPtrMemberChecker] Emit a warning for a pointer to smart pointers (PR #200599)

[Balázs Benics via cfe-commits]

https://github.com/steakhal approved this pull request.

Spotchecked and nothing really stood out.

https://github.com/llvm/llvm-project/pull/200599