[clang] [Clang] Implement the 'counted_by' attribute (PR #76348)

[Nick Desaulniers via cfe-commits]

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@@ -365,6 +365,10 @@ class DefaultFilterCCC final : public CorrectionCandidateCallback {
 template <class C>
 class DeclFilterCCC final : public CorrectionCandidateCallback {
 public:
+  explicit DeclFilterCCC(const IdentifierInfo *Typo = nullptr,
+                         NestedNameSpecifier *TypoNNS = nullptr)
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nickdesaulniers wrote:

I don't think you need `explicit` if the constructor accepts more than 1 argument.

https://github.com/llvm/llvm-project/pull/76348