[clang] [Bounds-Safety] Add sized_by, counted_by_or_null & sized_by_or_null (PR #93231)

[Dan Liew via cfe-commits]

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@@ -8320,6 +8320,15 @@ static const RecordDecl *GetEnclosingNamedOrTopAnonRecord(const FieldDecl *FD) {
   return RD;
 }
 
+static CountAttributedType::DynamicCountPointerKind
+getCountAttrKind(bool CountInBytes, bool OrNull) {
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delcypher wrote:

Nit. Should this be a class method on `CountAttributedType`?

https://github.com/llvm/llvm-project/pull/93231