[Demangle] fix comment NFC

The second and third parameter of itaniumDemangle were removed in
commit 7277a72b908d ("[Demangle] remove unused params of itaniumDemangle")
Update a comment to reflect this.

Reviewed By: nathanchance

Differential Revision: https://reviews.llvm.org/D149975

diff --git a/llvm/include/llvm/Demangle/Demangle.h b/llvm/include/llvm/Demangle/Demangle.h
index f41fdc2c0cba37a61c10a6ddec61cdbf3f999148..7dfe609f7b4001fcc1982d0e7e38df07222d4d4c 100644 (file)
--- a/llvm/include/llvm/Demangle/Demangle.h
+++ b/llvm/include/llvm/Demangle/Demangle.h
@@ -83,7 +83,7 @@ struct ItaniumPartialDemangler {
   bool partialDemangle(const char *MangledName);
 
   /// Just print the entire mangled name into Buf. Buf and N behave like the
-  /// second and third parameters to itaniumDemangle.
+  /// second and third parameters to __cxa_demangle.
   char *finishDemangle(char *Buf, size_t *N) const;
 
   /// Get the base name of a function. This doesn't include trailing template