Nukes change_ids from view manager

mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h

Index: mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h
diff --git a/mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h b/mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h
index 83836482fa26d0a76c58ed70c9971046a01eb73f..69715b0316b37e8b603cb9b36c3532f2633af067 100644
--- a/mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h
+++ b/mojo/services/public/cpp/view_manager/lib/view_manager_client_impl.h
@@ -102,23 +102,19 @@ class ViewManagerClientImpl : public ViewManager,
   virtual void OnViewManagerConnectionEstablished(
       ConnectionSpecificId connection_id,
       const String& creator_url,
-      Id next_server_change_id,
       Array<NodeDataPtr> nodes) OVERRIDE;
   virtual void OnRootAdded(Array<NodeDataPtr> nodes) OVERRIDE;
-  virtual void OnServerChangeIdAdvanced(Id next_server_change_id) OVERRIDE;
   virtual void OnNodeBoundsChanged(Id node_id,
                                    RectPtr old_bounds,
                                    RectPtr new_bounds) OVERRIDE;
   virtual void OnNodeHierarchyChanged(Id node_id,
                                       Id new_parent_id,
                                       Id old_parent_id,
-                                      Id server_change_id,
                                       Array<NodeDataPtr> nodes) OVERRIDE;
   virtual void OnNodeReordered(Id node_id,
                                Id relative_node_id,
-                               OrderDirection direction,
-                               Id server_change_id) OVERRIDE;
-  virtual void OnNodeDeleted(Id node_id, Id server_change_id) OVERRIDE;
+                               OrderDirection direction) OVERRIDE;
+  virtual void OnNodeDeleted(Id node_id) OVERRIDE;
   virtual void OnNodeViewReplaced(Id node,
                                   Id new_view_id,
                                   Id old_view_id) OVERRIDE;
@@ -143,7 +139,6 @@ class ViewManagerClientImpl : public ViewManager,
   bool connected_;
   ConnectionSpecificId connection_id_;
   ConnectionSpecificId next_id_;
-  Id next_server_change_id_;
 
   std::string creator_url_;