percolate @optional/@required protocols down to ASTs for
properties declared in the protocol.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@50662 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index 68a834c..6375fad 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -676,7 +676,9 @@
                       DeclTy **allProperties = 0, unsigned pNum = 0);
   
   virtual DeclTy *ActOnProperty(Scope *S, SourceLocation AtLoc,
-                                FieldDeclarator &FD, ObjCDeclSpec &ODS);
+                                FieldDeclarator &FD, ObjCDeclSpec &ODS,
+                                tok::ObjCKeywordKind MethodImplKind);
+  
   virtual DeclTy *ActOnPropertyImplDecl(SourceLocation AtLoc, 
                                         SourceLocation PropertyLoc,
                                         bool ImplKind, DeclTy *ClassImplDecl,