From 48926a33e02da94c9f490a473c627388b42ee134 Mon Sep 17 00:00:00 2001
From: samreid <reids@colorado.edu>
Date: Fri, 2 Oct 2020 14:06:10 -0600
Subject: [PATCH] Migrate from ObservableArray => createObservableArray
 (Proxy), see https://github.com/phetsims/axon/issues/336

---
 js/common/model/Graph.js          | 4 ++--
 js/common/model/LineFormsModel.js | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/js/common/model/Graph.js b/js/common/model/Graph.js
index 2f5ebb99..f0d88afd 100644
--- a/js/common/model/Graph.js
+++ b/js/common/model/Graph.js
@@ -6,7 +6,7 @@
  * @author Chris Malley (PixelZoom, Inc.)
  */
 
-import ObservableArray from '../../../../axon/js/ObservableArray.js';
+import createObservableArray from '../../../../axon/js/createObservableArray.js';
 import Vector2 from '../../../../dot/js/Vector2.js';
 import graphingLines from '../../graphingLines.js';
 
@@ -21,7 +21,7 @@ class Graph {
     // @public
     this.xRange = xRange;
     this.yRange = yRange;
-    this.lines = new ObservableArray(); // {Line} lines that the graph is currently displaying
+    this.lines = createObservableArray(); // {Line} lines that the graph is currently displaying
   }
 
   // @public
diff --git a/js/common/model/LineFormsModel.js b/js/common/model/LineFormsModel.js
index c251972c..76cb60b0 100644
--- a/js/common/model/LineFormsModel.js
+++ b/js/common/model/LineFormsModel.js
@@ -6,7 +6,7 @@
  * @author Chris Malley (PixelZoom, Inc.)
  */
 
-import ObservableArray from '../../../../axon/js/ObservableArray.js';
+import createObservableArray from '../../../../axon/js/createObservableArray.js';
 import Property from '../../../../axon/js/Property.js';
 import Bounds2 from '../../../../dot/js/Bounds2.js';
 import Vector2 from '../../../../dot/js/Vector2.js';
@@ -41,8 +41,8 @@ class LineFormsModel {
     this.modelViewTransform = ModelViewTransform2.createOffsetXYScaleMapping( ORIGIN_OFFSET, modelViewTransformScale, -modelViewTransformScale ); // y is inverted
 
     // @public static lines
-    this.savedLines = new ObservableArray();
-    this.standardLines = new ObservableArray();
+    this.savedLines = createObservableArray();
+    this.standardLines = createObservableArray();
 
     // Update the lines seen by the graph.
     // unmultilink is unnecessary because we own these Properties, and the model exists for the lifetime of the sim.