diff --git a/clang/include/clang/AST/DeclObjC.h b/clang/include/clang/AST/DeclObjC.h
index 45deed69dce0..450fdc55f6c4 100644
--- a/clang/include/clang/AST/DeclObjC.h
+++ b/clang/include/clang/AST/DeclObjC.h
@@ -407,7 +407,6 @@ public:
   }
   
   ObjCCategoryDecl *FindCategoryDeclaration(IdentifierInfo *CategoryId) const;
-  ObjCIvarDecl *FindIvarDeclaration(IdentifierInfo *IvarId) const;
 
   typedef ObjCList<ObjCProtocolDecl>::iterator protocol_iterator;
   protocol_iterator protocol_begin() const {return ReferencedProtocols.begin();}
diff --git a/clang/lib/AST/DeclObjC.cpp b/clang/lib/AST/DeclObjC.cpp
index ce745bc6b874..162ead60f894 100644
--- a/clang/lib/AST/DeclObjC.cpp
+++ b/clang/lib/AST/DeclObjC.cpp
@@ -233,22 +233,6 @@ ObjCCategoryDecl *
     return 0;
 }
 
-/// FindIvarDeclaration - Find an Ivar declaration in this class given its
-/// name in 'IvarId'. On failure to find, return 0;
-///
-ObjCIvarDecl *
-  ObjCInterfaceDecl::FindIvarDeclaration(IdentifierInfo *IvarId) const {
-  for (ObjCInterfaceDecl::ivar_iterator IVI = ivar_begin(), 
-       IVE = ivar_end(); IVI != IVE; ++IVI) {
-    ObjCIvarDecl* Ivar = (*IVI);
-    if (Ivar->getIdentifier() == IvarId)
-      return Ivar;
-  }
-  if (getSuperClass())
-    return getSuperClass()->FindIvarDeclaration(IvarId);
-  return 0;
-}
-
 /// ObjCAddInstanceVariablesToClass - Inserts instance variables
 /// into ObjCInterfaceDecl's fields.
 ///
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index de438c3394e5..3f31a33c8030 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -3660,7 +3660,7 @@ void Sema::ActOnFields(Scope* S,
              IVE = ID->ivar_end(); IVI != IVE; ++IVI) {
           ObjCIvarDecl* Ivar = (*IVI);
           IdentifierInfo *II = Ivar->getIdentifier();
-          ObjCIvarDecl* prevIvar = ID->getSuperClass()->FindIvarDeclaration(II);
+          ObjCIvarDecl* prevIvar = ID->getSuperClass()->lookupInstanceVariable(II);
           if (prevIvar) {
             Diag(Ivar->getLocation(), diag::err_duplicate_member) << II;
             Diag(prevIvar->getLocation(), diag::note_previous_declaration);
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index dc8ce062f0b4..1c9594a9702d 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -1698,7 +1698,7 @@ Sema::DeclTy *Sema::ActOnPropertyImplDecl(SourceLocation AtLoc,
     if (!PropertyIvar)
       PropertyIvar = PropertyId;
     // Check that this is a previously declared 'ivar' in 'IDecl' interface
-    Ivar = IDecl->FindIvarDeclaration(PropertyIvar);
+    Ivar = IDecl->lookupInstanceVariable(PropertyIvar);
     if (!Ivar) {
       Diag(PropertyLoc, diag::error_missing_property_ivar_decl) << PropertyId;
       return 0;