[clang] [alpha.webkit.NoDeleteChecker] Check if each field is trivially destructive (PR #183711)

[Ryosuke Niwa via cfe-commits]

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@@ -557,6 +560,35 @@ class TrivialFunctionAnalysisVisitor
     return false; // Otherwise it's likely not trivial.
   }
 
+  bool HasFieldWithNonTrivialDtor(const CXXRecordDecl *Cls) {
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rniwa wrote:

You mean whether `CXXRecordDecl` is trivially destructible or not, right?

https://github.com/llvm/llvm-project/pull/183711