[clang] [alpha.webkit.UncountedLocalVarsChecker] Allow uncounted object references within trivial statements (PR #82229)

[Artem Dergachev via cfe-commits]

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@@ -253,6 +253,17 @@ class TrivialFunctionAnalysisVisitor
     return true;
   }
 
+  template <typename StmtType, typename CheckFunction>
+  bool WithCachedResult(const StmtType *S, CheckFunction Function) {
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haoNoQ wrote:

```suggestion
  template <typename CheckFunction>
  bool WithCachedResult(const Stmt *S, CheckFunction Function) {
```
A bit simpler since we don't really care about the sub-class.

https://github.com/llvm/llvm-project/pull/82229