Refactor: Replace starts_with("_") with hasUnderscoreNaming()

Author: aphananthe42

lib/Sema/TypeCheckNameLookup.cpp

@@ -553,7 +553,8 @@ unsigned TypeChecker::getCallEditDistance(DeclNameRef writtenName,
 
   // Don't typo-correct to a name with a leading underscore unless the typed
   // name also begins with an underscore.
-  if (correctedBase.starts_with("_") && !writtenBase.starts_with("_")) {
+  if (correctedName.getBaseIdentifier().hasUnderscoredNaming() &&
+      !writtenName.getBaseIdentifier().hasUnderscoredNaming()) {
     return UnreasonableCallEditDistance;
   }