[clang] [alpha.webkit.UnretainedLambdaCapturesChecker] Add the support for protectedSelf (PR #132518)

[Rashmi Mudduluru via cfe-commits]

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@@ -448,6 +483,10 @@ class UnretainedLambdaCapturesChecker : public RawPtrRefLambdaCapturesChecker {
     return RTC->isUnretained(QT);
   }
 
+  virtual bool isPtrType(const std::string &Name) const final {
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t-rasmud wrote:

Are there any actual callers to this function?

https://github.com/llvm/llvm-project/pull/132518