[clang] [alpha.webkit.NoDeleteChecker] Allow no-delete default constructors (PR #201544)

[Ryosuke Niwa via cfe-commits]

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@@ -669,8 +670,11 @@ class TrivialFunctionAnalysisVisitor
         }
       }
       const Stmt *Body = D->getBody();
-      if (!Body)
+      if (!Body) {
+        if (FnDecl && FnDecl->isThisDeclarationADefinition())
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rniwa wrote:

Hm... I guess this isn't quite right per our discussion in slack.

https://github.com/llvm/llvm-project/pull/201544