Fix formatting of inline argument comments. NFC.
Fix formatting of inline argument comments. NFC.

Also, remove the final arg from ItaniumCXXABI in the PNaCl case since
its not needed.

Differential Revision: https://reviews.llvm.org/D64955

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@366518 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang