Disable flaky EphemeralAppBrowserTest.ReceiveMessagesWhenLaunched

chrome/browser/apps/ephemeral_app_browsertest.cc

 // 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.
 
 #include "chrome/browser/apps/ephemeral_app_browsertest.h"
 
 #include <vector>
 
 #include "apps/saved_files_service.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 361 matching lines @@
   ASSERT_TRUE(event_router->ExtensionHasEventListener(
       extension->id(), alarms::OnAlarm::kEventName));
 
   // Dispatch the alarm event again and verify that the event page did not get
   // loaded for the app.
   DispatchAlarmEvent(event_router, extension->id());
   VerifyAppNotLoaded(extension->id());
 }
 
 // Verify that ephemeral apps will receive messages while they are running.
-IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, ReceiveMessagesWhenLaunched) {
+// Flaky test: crbug.com/394426
+IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
+                       DISABLED_ReceiveMessagesWhenLaunched) {
   const Extension* receiver =
       InstallAndLaunchEphemeralApp(kMessagingReceiverApp);
   ASSERT_TRUE(receiver);
 
   // Verify that messages are received while the app is running.
   ExtensionApiTest::ResultCatcher result_catcher;
   LoadAndLaunchPlatformApp("ephemeral_apps/messaging_sender_success",
                            "Launched");
   EXPECT_TRUE(result_catcher.GetNextResult());
 
@@ skipping 308 matching lines @@
 
   // Ensure that when the app is promoted to an installed app, the bit in the
   // creation flags is cleared.
   PromoteEphemeralApp(app);
   EXPECT_FALSE(extensions::util::IsEphemeralApp(app->id(), profile()));
 
   int creation_flags =
       ExtensionPrefs::Get(profile())->GetCreationFlags(app->id());
   EXPECT_EQ(0, creation_flags & Extension::IS_EPHEMERAL);
 }