Remove the NPAPI plugin from the webapp.

remoting/webapp/remoting.js

Index: remoting/webapp/remoting.js
diff --git a/remoting/webapp/remoting.js b/remoting/webapp/remoting.js
index adc26a7630eb5b8682db100b57cecfd97c906ae9..52357f7422128ea0c95e1239eafc0dc2fc9f73a9 100644
--- a/remoting/webapp/remoting.js
+++ b/remoting/webapp/remoting.js
@@ -190,15 +190,14 @@ remoting.createNpapiPlugin = function(container) {
   // Hiding the plugin means it doesn't load, so make it size zero instead.
   plugin.width = 0;
   plugin.height = 0;
-  container.appendChild(plugin);
 
   // Verify if the plugin was loaded successfully.
-  if (!plugin.hasOwnProperty('REQUESTED_ACCESS_CODE')) {
-    container.removeChild(plugin);
-    return null;
+  if (plugin.hasOwnProperty('REQUESTED_ACCESS_CODE')) {

[Sergey Ulanov, 2014/05/24 01:50:34]

Plugins are not loaded until they are added to DOM, this will always be false.
I'm not sure why you need to change this function.

+    container.appendChild(plugin);
+    return /** @type {remoting.HostPlugin} */ (plugin);
   }
 
-  return /** @type {remoting.HostPlugin} */ (plugin);
+  return null;
 };
 
 /**