arc: Fix crash on Arc window close.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl_unittest.cc

 // Copyright 2013 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/ui/ash/launcher/chrome_launcher_controller_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <map>
@@ skipping 1827 matching lines @@
 
 TEST_F(ChromeLauncherControllerImplTest, ArcRunningApp) {
   arc_test_.SetUp(profile());
   InitLauncherController();
 
   const std::string arc_app_id = ArcAppTest::GetAppId(arc_test_.fake_apps()[0]);
   SendListOfArcApps();
   EXPECT_EQ(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
 
   // Normal flow, create/destroy tasks.
+  std::string window_app_id1("org.chromium.arc.1");
+  std::string window_app_id2("org.chromium.arc.2");
+  std::string window_app_id3("org.chromium.arc.3");
+  CreateArcWindow(window_app_id1);
   arc_test_.app_instance()->SendTaskCreated(1, arc_test_.fake_apps()[0]);
   EXPECT_NE(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  CreateArcWindow(window_app_id2);
   arc_test_.app_instance()->SendTaskCreated(2, arc_test_.fake_apps()[0]);
   EXPECT_NE(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
   arc_test_.app_instance()->SendTaskDestroyed(1);
   EXPECT_NE(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
   arc_test_.app_instance()->SendTaskDestroyed(2);
   EXPECT_EQ(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
 
   // Stopping bridge removes apps.
+  CreateArcWindow(window_app_id3);
   arc_test_.app_instance()->SendTaskCreated(3, arc_test_.fake_apps()[0]);
   EXPECT_NE(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
   arc_test_.StopArcInstance();
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(0, launcher_controller_->GetShelfIDForAppID(arc_app_id));
 }
 
 // Validate that Arc app is pinned correctly and pin is removed automatically
 // once app is uninstalled.
 TEST_F(ChromeLauncherControllerImplTest, ArcAppPin) {
@@ skipping 1828 matching lines @@
   EXPECT_FALSE(controller->rotation_locked());
   EXPECT_EQ(display::Display::ROTATE_0,
             display::Screen::GetScreen()->GetPrimaryDisplay().rotation());
 
   NotifyOnTaskOrientationLockRequested(task_id_current_,
                                        OrientationLock::CURRENT);
   EXPECT_TRUE(controller->rotation_locked());
   EXPECT_EQ(display::Display::ROTATE_0,
             display::Screen::GetScreen()->GetPrimaryDisplay().rotation());
 }