Retry to add workaround to build scoped enums with VS2015. NFCI.

We need this as we still have internal build bots on VS2015.

llvm-svn: 356534
diff --git a/llvm/lib/Remarks/RemarkParserImpl.h b/llvm/lib/Remarks/RemarkParserImpl.h
index 7e7181e..6804657 100644
--- a/llvm/lib/Remarks/RemarkParserImpl.h
+++ b/llvm/lib/Remarks/RemarkParserImpl.h
@@ -21,7 +21,7 @@
 
   // The parser kind. This is used as a tag to safely cast between
   // implementations.
-  enum Kind ParserKind;
+  Kind ParserKind;
 };
 } // end namespace remarks
 } // end namespace llvm