diff --git a/include/clang/AST/ExprObjC.h b/include/clang/AST/ExprObjC.h
index 03d54afa02..a75e1e3edd 100644
--- a/include/clang/AST/ExprObjC.h
+++ b/include/clang/AST/ExprObjC.h
@@ -279,7 +279,7 @@ class ObjCImplctSetterGetterRefExpr : public Expr {
   SourceLocation Loc;
   // FIXME: Swizzle these into a single pointer.
   Stmt *Base;
-  ObjCInterfaceDecl *ClassProp;
+  ObjCInterfaceDecl *InterfaceDecl;
   SourceLocation ClassLoc;
     
 public:
@@ -288,7 +288,7 @@ public:
                  ObjCMethodDecl *setter,
                  SourceLocation l, Expr *base)
     : Expr(ObjCImplctSetterGetterRefExprClass, t), Setter(setter),
-      Getter(getter), Loc(l), Base(base), ClassProp(0),
+      Getter(getter), Loc(l), Base(base), InterfaceDecl(0),
       ClassLoc(SourceLocation()) {
     }
   ObjCImplctSetterGetterRefExpr(ObjCMethodDecl *getter,
@@ -296,17 +296,17 @@ public:
                  ObjCMethodDecl *setter,
                  SourceLocation l, ObjCInterfaceDecl *C, SourceLocation CL)
     : Expr(ObjCImplctSetterGetterRefExprClass, t), Setter(setter),
-      Getter(getter), Loc(l), Base(0), ClassProp(C), ClassLoc(CL) {
+      Getter(getter), Loc(l), Base(0), InterfaceDecl(C), ClassLoc(CL) {
     }
   explicit ObjCImplctSetterGetterRefExpr(EmptyShell Empty) 
            : Expr(ObjCImplctSetterGetterRefExprClass, Empty){}
 
   ObjCMethodDecl *getGetterMethod() const { return Getter; }
   ObjCMethodDecl *getSetterMethod() const { return Setter; }
-  ObjCInterfaceDecl *getClassProp() const { return ClassProp; }
+  ObjCInterfaceDecl *getInterfaceDecl() const { return InterfaceDecl; }
   void setGetterMethod(ObjCMethodDecl *D) { Getter = D; }
   void setSetterMethod(ObjCMethodDecl *D) { Setter = D; }
-  void setClassProp(ObjCInterfaceDecl *D) { ClassProp = D; }
+  void setInterfaceDecl(ObjCInterfaceDecl *D) { InterfaceDecl = D; }
   
   virtual SourceRange getSourceRange() const {
     if (Base)
diff --git a/lib/AST/StmtProfile.cpp b/lib/AST/StmtProfile.cpp
index cb32e8d25f..1feee3880a 100644
--- a/lib/AST/StmtProfile.cpp
+++ b/lib/AST/StmtProfile.cpp
@@ -588,7 +588,7 @@ void StmtProfiler::VisitObjCImplctSetterGetterRefExpr(
   VisitExpr(S);
   VisitDecl(S->getGetterMethod());
   VisitDecl(S->getSetterMethod());
-  VisitDecl(S->getClassProp());
+  VisitDecl(S->getInterfaceDecl());
 }
 
 void StmtProfiler::VisitObjCMessageExpr(ObjCMessageExpr *S) {
diff --git a/lib/CodeGen/CGObjC.cpp b/lib/CodeGen/CGObjC.cpp
index 8a942d6537..82bac9ac57 100644
--- a/lib/CodeGen/CGObjC.cpp
+++ b/lib/CodeGen/CGObjC.cpp
@@ -341,8 +341,8 @@ RValue CodeGenFunction::EmitObjCPropertyGet(const Expr *Exp) {
       cast<ObjCImplctSetterGetterRefExpr>(Exp);
     Selector S = KE->getGetterMethod()->getSelector();
     llvm::Value *Receiver;
-    if (KE->getClassProp()) {
-      const ObjCInterfaceDecl *OID = KE->getClassProp();
+    if (KE->getInterfaceDecl()) {
+      const ObjCInterfaceDecl *OID = KE->getInterfaceDecl();
       Receiver = CGM.getObjCRuntime().GetClass(Builder, OID);
     } else if (isa<ObjCSuperExpr>(KE->getBase()))
       return EmitObjCSuperPropertyGet(KE, S);
@@ -351,7 +351,7 @@ RValue CodeGenFunction::EmitObjCPropertyGet(const Expr *Exp) {
     return CGM.getObjCRuntime().
              GenerateMessageSend(*this, Exp->getType(), S, 
                                  Receiver, 
-                                 KE->getClassProp() != 0, CallArgList());
+                                 KE->getInterfaceDecl() != 0, CallArgList());
   }
 }
 
@@ -394,8 +394,8 @@ void CodeGenFunction::EmitObjCPropertySet(const Expr *Exp,
     Selector S = E->getSetterMethod()->getSelector();
     CallArgList Args;
     llvm::Value *Receiver;
-    if (E->getClassProp()) {
-      const ObjCInterfaceDecl *OID = E->getClassProp();
+    if (E->getInterfaceDecl()) {
+      const ObjCInterfaceDecl *OID = E->getInterfaceDecl();
       Receiver = CGM.getObjCRuntime().GetClass(Builder, OID);
     } else if (isa<ObjCSuperExpr>(E->getBase())) {
       EmitObjCSuperPropertySet(E, S, Src);
@@ -405,7 +405,7 @@ void CodeGenFunction::EmitObjCPropertySet(const Expr *Exp,
     Args.push_back(std::make_pair(Src, E->getType()));
     CGM.getObjCRuntime().GenerateMessageSend(*this, getContext().VoidTy, S, 
                                              Receiver, 
-                                             E->getClassProp() != 0, Args);
+                                             E->getInterfaceDecl() != 0, Args);
   } else
     assert (0 && "bad expression node in EmitObjCPropertySet");
 }
diff --git a/lib/Frontend/PCHReaderStmt.cpp b/lib/Frontend/PCHReaderStmt.cpp
index 4d56b1b85b..f39d961147 100644
--- a/lib/Frontend/PCHReaderStmt.cpp
+++ b/lib/Frontend/PCHReaderStmt.cpp
@@ -749,7 +749,7 @@ unsigned PCHStmtReader::VisitObjCImplctSetterGetterRefExpr(
                  cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++])));
   E->setSetterMethod(
                  cast_or_null<ObjCMethodDecl>(Reader.GetDecl(Record[Idx++])));
-  E->setClassProp(
+  E->setInterfaceDecl(
               cast_or_null<ObjCInterfaceDecl>(Reader.GetDecl(Record[Idx++])));
   E->setBase(cast_or_null<Expr>(StmtStack.back()));
   E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++]));
diff --git a/lib/Frontend/PCHWriterStmt.cpp b/lib/Frontend/PCHWriterStmt.cpp
index 389fe8744d..63d3dbff0c 100644
--- a/lib/Frontend/PCHWriterStmt.cpp
+++ b/lib/Frontend/PCHWriterStmt.cpp
@@ -679,8 +679,8 @@ void PCHStmtWriter::VisitObjCImplctSetterGetterRefExpr(
   Writer.AddDeclRef(E->getGetterMethod(), Record);
   Writer.AddDeclRef(E->getSetterMethod(), Record);
   
-  // NOTE: ClassProp and Base are mutually exclusive.
-  Writer.AddDeclRef(E->getClassProp(), Record);
+  // NOTE: InterfaceDecl and Base are mutually exclusive.
+  Writer.AddDeclRef(E->getInterfaceDecl(), Record);
   Writer.WriteSubStmt(E->getBase());
   Writer.AddSourceLocation(E->getLocation(), Record);
   Writer.AddSourceLocation(E->getClassLoc(), Record);