FYI: Control Data + Per-Device Metadata

sync/engine/apply_updates_command.cc

Index: sync/engine/apply_updates_command.cc
diff --git a/sync/engine/apply_updates_command.cc b/sync/engine/apply_updates_command.cc
index da8a1cc4c2e987d464445cfbef8bd63cd0be4513..ed3c048f139110f6cf29c23d69734646075aa854 100644
--- a/sync/engine/apply_updates_command.cc
+++ b/sync/engine/apply_updates_command.cc
@@ -32,10 +32,15 @@ std::set<ModelSafeGroup> ApplyUpdatesCommand::GetGroupsToChange(
 
   for (FullModelTypeSet::Iterator it =
            server_types_with_unapplied_updates.First(); it.Good(); it.Inc()) {
+    VLOG(2) << "TYPES: " << ModelTypeToString(it.Get());
     groups_with_unapplied_updates.insert(
         GetGroupForModelType(it.Get(), session.routing_info()));
   }
 
+  // The INTERNAL types are special.  They have their own update routines,

[rlarocque, 2012/08/11 01:31:52]

s/INTERNAL/CONTROL

+  // ApplyUpdatesCommand should not process them.
+  groups_with_unapplied_updates.erase(GROUP_CONTROL);
+
   return groups_with_unapplied_updates;
 }