[clang] [clang][AST] Inline StmtVisitor fallback methods (PR #203125)

[Erich Keane via cfe-commits]

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@@ -115,13 +115,16 @@ class StmtVisitorBase {
 
   // If the implementation chooses not to implement a certain visit method, fall
   // back on VisitExpr or whatever else is the superclass.
+  // clang-format off
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erichkeane wrote:

Why?  Can you share what clang-format is suggesting? 

https://github.com/llvm/llvm-project/pull/203125