remove null assigns from browser.js (pxscene#1653)

madanagopalt · Michael Fiess · commit 59b0c02d0f37 · 2019-01-02T12:07:13.000-05:00
* remove null assigns from browser.js

* Update browser.js
diff --git a/examples/pxScene2d/src/browser.js b/examples/pxScene2d/src/browser.js
@@ -20,7 +20,6 @@ var homeUrl = "https://www.pxscene.org/examples/px-reference/text/sample.md";
 
 px.configImport({"browser:" : /*px.getPackageBaseFilePath() + */ "browser/"});
 
-
 px.import({ scene:    'px:scene.1.js',
              keys:    'px:tools.keys.js',
              ListBox: 'browser:listbox.js',
@@ -80,15 +79,6 @@ px.import({ scene:    'px:scene.1.js',
       return "allow"; // allow request to bubble to parent
   });  
 
-  scene.on('onClose', function(e) {
-    keys = null;
-    for (var key in inputBox) { delete inputBox[key]; }
-    listBox = null;
-    browser = null
-    inputBox = null;
-    scene = null;
-  });
-
   var currentGen = 0
   function reload(u, keepHistory)
   {
