Revert "Remote Assistance on Chrome OS Part III - NativeMessageHost"

chrome/test/data/extensions/api_test/native_messaging/test.js

Index: chrome/test/data/extensions/api_test/native_messaging/test.js
diff --git a/chrome/test/data/extensions/api_test/native_messaging/test.js b/chrome/test/data/extensions/api_test/native_messaging/test.js
index ab747a1f9f0b5370b48f2a47aaf60dc755456333..408c032cc8809bf726df163d650797e06a261944 100644
--- a/chrome/test/data/extensions/api_test/native_messaging/test.js
+++ b/chrome/test/data/extensions/api_test/native_messaging/test.js
@@ -87,8 +87,11 @@ chrome.test.getConfig(function(config) {
       function stopHost() {
         port = chrome.extension.connectNative(appName);
 
-        port.onDisconnect.addListener(
-            chrome.test.callback(function() {}, "Native host has exited."));
+        port.onMessage.addListener(function(message) {
+          port.onDisconnect.addListener(chrome.test.callback(
+              function() {},
+              "Native host has exited."));
+        });
 
         // Send first message that should stop the host.
         port.postMessage({ "stopHostTest": true });