Unbreak VC++ build.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31464 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index b403c84..6466b5f 100644
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -69,7 +69,8 @@
 }
 
 namespace llvm {
-  struct AsmWriterInst {
+  class AsmWriterInst {
+  public:
     std::vector<AsmWriterOperand> Operands;
     const CodeGenInstruction *CGI;