[clang] [webkit.RefCntblBaseVirtualDtor] Ignore a base class which has a specialized deref function for a given derived class. (PR #92501)

[Ryosuke Niwa via cfe-commits]

rniwa wrote:

Closing this PR in favor of https://github.com/llvm/llvm-project/pull/92837, which has a single consolidated commit.

https://github.com/llvm/llvm-project/pull/92501