Remove unused 'IVars' field from ObjCInterfaceDecl. That functionality

has migrated to DeclContext.

llvm-svn: 98213

clang/include/clang/AST/DeclObjC.h

@@ -445,9 +445,6 @@ class ObjCInterfaceDecl : public ObjCContainerDecl {
   /// Protocols referenced in interface header declaration
   ObjCProtocolList ReferencedProtocols;
 
-  /// Instance variables in the interface. This list is completely redundant.
-  ObjCList<ObjCIvarDecl> IVars;
-
   /// List of categories defined for this class.
   /// FIXME: Why is this a linked list??
   ObjCCategoryDecl *CategoryList;

clang/lib/AST/DeclObjC.cpp

@@ -441,7 +441,6 @@ void ObjCInterfaceDecl::Destroy(ASTContext &C) {
   for (ivar_iterator I = ivar_begin(), E = ivar_end(); I != E; ++I)
     if (*I) (*I)->Destroy(C);
 
-  IVars.Destroy(C);
   // FIXME: CategoryList?
 
   // FIXME: Because there is no clear ownership