From 738653f7c9186ae23027b80e871d3c7388502b05 Mon Sep 17 00:00:00 2001
From: Ian Rose <ian.r.rose@gmail.com>
Date: Fri, 3 May 2019 19:52:15 -0700
Subject: [PATCH] Remove modelDB from output area options.

---
 packages/outputarea/src/model.ts | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/packages/outputarea/src/model.ts b/packages/outputarea/src/model.ts
index 8f7e74089506..cd2d8c4fb853 100644
--- a/packages/outputarea/src/model.ts
+++ b/packages/outputarea/src/model.ts
@@ -9,11 +9,7 @@ import { ISignal, Signal } from '@phosphor/signaling';
 
 import { nbformat } from '@jupyterlab/coreutils';
 
-import {
-  IObservableList,
-  ObservableList,
-  IModelDB
-} from '@jupyterlab/observables';
+import { IObservableList, ObservableList } from '@jupyterlab/observables';
 
 import { IOutputModel, OutputModel } from '@jupyterlab/rendermime';
 
@@ -110,11 +106,6 @@ export namespace IOutputAreaModel {
      * If not given, a default factory will be used.
      */
     contentFactory?: IContentFactory;
-
-    /**
-     * An optional IModelDB to store the output area model.
-     */
-    modelDB?: IModelDB;
   }
 
   /**