TableGen: Remove extraneous \ character from arm_neon.h definitions.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161244 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/NeonEmitter.cpp b/utils/TableGen/NeonEmitter.cpp
index 5cb40c5..2e14b80 100644
--- a/utils/TableGen/NeonEmitter.cpp
+++ b/utils/TableGen/NeonEmitter.cpp
@@ -1234,7 +1234,7 @@
     s += " __attribute__((unavailable));\n";
     return s;
   } else
-    s += " { \\\n  ";
+    s += " {\n  ";
 
   if (kind != OpNone)
     s += GenOpString(kind, proto, outTypeStr);