[clang] [SSAF][Extractor][Do not merge] Extract operator new/delete overload entities that shall retain their types (PR #206600)

[Balázs Benics via cfe-commits]

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@@ -104,29 +104,33 @@ template <typename ExtractorFnT>
 void extractAndAddSummaries(TUSummaryExtractor &Extractor,
                             TUSummaryBuilder &Builder, ASTContext &Ctx,
                             ExtractorFnT ExtractFn,
-                            const char *ExtractorName = "") {
+                            llvm::StringRef ExtractorName = {}) {
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steakhal wrote:

IDK for sure, but I think it's more common for StringRefs to use `""` instead of `{}`.
```suggestion
                            llvm::StringRef ExtractorName = "") {
```

https://github.com/llvm/llvm-project/pull/206600