ASTWriterDecl.cpp: Prune a couple of \param(s), corresponding to r266160. [-Wdocumentation]
ASTWriterDecl.cpp: Prune a couple of \param(s), corresponding to r266160. [-Wdocumentation]

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@266177 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang