1 files changed, 3 insertions, 14 deletions
diff --git a/lib/AST/MicrosoftCXXABI.cpp b/lib/AST/MicrosoftCXXABI.cpp
index 3ae04538d6267..73324e40f3b10 100644
--- a/lib/AST/MicrosoftCXXABI.cpp
+++ b/lib/AST/MicrosoftCXXABI.cpp
@@ -67,8 +67,6 @@ public:
 class MicrosoftCXXABI : public CXXABI {
   ASTContext &Context;
   llvm::SmallDenseMap<CXXRecordDecl *, CXXConstructorDecl *> RecordToCopyCtor;
-  llvm::SmallDenseMap<std::pair<const CXXConstructorDecl *, unsigned>, Expr *>
-      CtorToDefaultArgExpr;
 
   llvm::SmallDenseMap<TagDecl *, DeclaratorDecl *>
       UnnamedTagDeclToDeclaratorDecl;
@@ -92,16 +90,6 @@ public:
     llvm_unreachable("unapplicable to the MS ABI");
   }
 
-  void addDefaultArgExprForConstructor(const CXXConstructorDecl *CD,
-                                       unsigned ParmIdx, Expr *DAE) override {
-    CtorToDefaultArgExpr[std::make_pair(CD, ParmIdx)] = DAE;
-  }
-
-  Expr *getDefaultArgExprForConstructor(const CXXConstructorDecl *CD,
-                                        unsigned ParmIdx) override {
-    return CtorToDefaultArgExpr[std::make_pair(CD, ParmIdx)];
-  }
-
   const CXXConstructorDecl *
   getCopyConstructorForExceptionObject(CXXRecordDecl *RD) override {
     return RecordToCopyCtor[RD];
@@ -143,8 +131,9 @@ public:
         const_cast<TagDecl *>(TD->getCanonicalDecl()));
   }
 
-  MangleNumberingContext *createMangleNumberingContext() const override {
-    return new MicrosoftNumberingContext();
+  std::unique_ptr<MangleNumberingContext>
+  createMangleNumberingContext() const override {
+    return llvm::make_unique<MicrosoftNumberingContext>();
   }
 };
 }