Remove unused private member variables found by clang's new -Wunused-private-field.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158086 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGenTBAA.cpp b/lib/CodeGen/CodeGenTBAA.cpp
index e9164dc..bab60af 100644
--- a/lib/CodeGen/CodeGenTBAA.cpp
+++ b/lib/CodeGen/CodeGenTBAA.cpp
@@ -29,8 +29,7 @@
 CodeGenTBAA::CodeGenTBAA(ASTContext &Ctx, llvm::LLVMContext& VMContext,
                          const CodeGenOptions &CGO,
                          const LangOptions &Features, MangleContext &MContext)
-  : Context(Ctx), VMContext(VMContext), CodeGenOpts(CGO),
-    Features(Features), MContext(MContext),
+  : Context(Ctx), CodeGenOpts(CGO), Features(Features), MContext(MContext),
     MDHelper(VMContext), Root(0), Char(0) {
 }
 
diff --git a/lib/CodeGen/CodeGenTBAA.h b/lib/CodeGen/CodeGenTBAA.h
index 9463b61..8009370 100644
--- a/lib/CodeGen/CodeGenTBAA.h
+++ b/lib/CodeGen/CodeGenTBAA.h
@@ -39,7 +39,6 @@
 /// while lowering AST types to LLVM types.
 class CodeGenTBAA {
   ASTContext &Context;
-  llvm::LLVMContext& VMContext;
   const CodeGenOptions &CodeGenOpts;
   const LangOptions &Features;
   MangleContext &MContext;