add fixit advice to an archiac ObjC issue.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68395 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index 1f8d473..83c0249 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -832,6 +832,7 @@
         DS.SetRangeEnd(EndProtoLoc);
 
         Diag(Loc, diag::warn_objc_protocol_qualifier_missing_id)
+          << CodeModificationHint::CreateInsertion(Loc, "id")
           << SourceRange(Loc, EndProtoLoc);
         // Need to support trailing type qualifiers (e.g. "id<p> const").
         // If a type specifier follows, it will be diagnosed elsewhere.