Remove C++11ism.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@194446 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/DiagnosticIDs.cpp b/lib/Basic/DiagnosticIDs.cpp
index 517f366..9d99fbe 100644
--- a/lib/Basic/DiagnosticIDs.cpp
+++ b/lib/Basic/DiagnosticIDs.cpp
@@ -68,7 +68,7 @@
 #define DIAG(ENUM,CLASS,DEFAULT_MAPPING,DESC,GROUP,               \
              SFINAE,NOWERROR,SHOWINSYSHEADER,CATEGORY)            \
   { diag::ENUM, DEFAULT_MAPPING, CLASS,                           \
-    DiagnosticIDs::SFINAEResponse::SFINAE,                        \
+    DiagnosticIDs::SFINAE,                                        \
     NOWERROR, SHOWINSYSHEADER, CATEGORY, GROUP,                   \
     STR_SIZE(DESC, uint16_t), DESC },
 #include "clang/Basic/DiagnosticCommonKinds.inc"