Remove ability for users to launch ephemeral apps.

chrome/test/data/extensions/platform_apps/ephemeral_launcher/app/main.js

Index: chrome/test/data/extensions/platform_apps/ephemeral_launcher/app/main.js
diff --git a/chrome/test/data/extensions/platform_apps/ephemeral_launcher/app/main.js b/chrome/test/data/extensions/platform_apps/ephemeral_launcher/app/main.js
deleted file mode 100644
index 0c87128245e76f3f22225a13852958b094e5a29b..0000000000000000000000000000000000000000
--- a/chrome/test/data/extensions/platform_apps/ephemeral_launcher/app/main.js
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-chrome.app.runtime.onLaunched.addListener(function() {
-  chrome.app.window.create('index.html', {}, function(win) {
-    chrome.test.sendMessage('launched');
-    win.close();
-  });
-});