Remove dead variable.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@83808 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGVtable.cpp

@@ -505,8 +505,8 @@ int64_t CGVtableInfo::getVirtualBaseOffsetIndex(const CXXRecordDecl *RD,
 llvm::Value *CodeGenFunction::GenerateVtable(const CXXRecordDecl *RD) {
   llvm::SmallString<256> OutName;
   llvm::raw_svector_ostream Out(OutName);
-  QualType ClassTy;
   mangleCXXVtable(CGM.getMangleContext(), RD, Out);
+
   llvm::GlobalVariable::LinkageTypes linktype;
   linktype = llvm::GlobalValue::WeakAnyLinkage;
   std::vector<llvm::Constant *> methods;