From ae8d26a8fe8d793cc4f0abc24be832ff5bda485c Mon Sep 17 00:00:00 2001
From: Nathan Sobo <nathan@github.com>
Date: Thu, 6 Apr 2017 12:08:18 -0600
Subject: [PATCH] Remove Pane prototype properties

---
 src/pane.coffee | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/pane.coffee b/src/pane.coffee
index 41bed59ee..92e4f7c3c 100644
--- a/src/pane.coffee
+++ b/src/pane.coffee
@@ -18,10 +18,6 @@ nextInstanceId = 1
 # pending items is shown in italics.
 module.exports =
 class Pane
-  container: undefined
-  activeItem: undefined
-  focused: false
-
   @deserialize: (state, {deserializers, applicationDelegate, config, notifications, views}) ->
     {items, activeItemIndex, activeItemURI, activeItemUri} = state
     activeItemURI ?= activeItemUri
@@ -55,6 +51,9 @@ class Pane
     @subscriptionsPerItem = new WeakMap
     @items = []
     @itemStack = []
+    @container = null
+    @activeItem ?= undefined
+    @focused ?= false
 
     @addItems(compact(params?.items ? []))
     @setActiveItem(@items[0]) unless @getActiveItem()?