mash: Replace int ShelfIDs with AppLaunchID strings.

chrome/browser/ui/ash/launcher/chrome_launcher_controller_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.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <map>
 #include <memory>
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "ash/display/display_configuration_controller.h"
 #include "ash/display/screen_orientation_controller_chromeos.h"
-#include "ash/public/cpp/app_launch_id.h"
 #include "ash/public/cpp/shelf_item.h"
 #include "ash/public/cpp/shelf_item_delegate.h"
 #include "ash/shelf/shelf_application_menu_model.h"
 #include "ash/shelf/shelf_constants.h"
 #include "ash/shelf/shelf_controller.h"
 #include "ash/shelf/shelf_model.h"
 #include "ash/shelf/shelf_model_observer.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_helper.h"
 #include "ash/test/shell_test_api.h"
@@ skipping 218 matching lines @@
 
   TabToStringMap tab_id_map_;
 
   DISALLOW_COPY_AND_ASSIGN(TestLauncherControllerHelper);
 };
 
 // Test implementation of a V2 app launcher item controller.
 class TestV2AppLauncherItemController : public ash::ShelfItemDelegate {
  public:
   explicit TestV2AppLauncherItemController(const std::string& app_id)
-      : ash::ShelfItemDelegate(ash::AppLaunchId(app_id)) {}
+      : ash::ShelfItemDelegate(ash::ShelfID(app_id)) {}
 
   ~TestV2AppLauncherItemController() override {}
 
   // Override for ash::ShelfItemDelegate:
   void ItemSelected(std::unique_ptr<ui::Event> event,
                     int64_t display_id,
                     ash::ShelfLaunchSource source,
                     const ItemSelectedCallback& callback) override {
     callback.Run(ash::SHELF_ACTION_WINDOW_ACTIVATED, base::nullopt);
   }
@@ skipping 320 matching lines @@
   std::unique_ptr<Browser> CreateBrowserWithTestWindowForProfile(
       Profile* profile) {
     TestBrowserWindow* browser_window = CreateTestBrowserWindowAura();
     new TestBrowserWindowOwner(browser_window);
     return base::WrapUnique(
         CreateBrowser(profile, Browser::TYPE_TABBED, false, browser_window));
   }
 
   void AddAppListLauncherItem() {
     ash::ShelfItem app_list;
+    app_list.id = ash::ShelfID("AppListId");
     app_list.type = ash::TYPE_APP_LIST;
     model_->Add(app_list);
   }
 
   // Create a launcher controller instance, owned by the test shell delegate.
   // Returns a pointer to the uninitialized controller.
   ChromeLauncherController* CreateLauncherController() {
     launcher_controller_ = shell_delegate_->CreateLauncherController(profile());
     return launcher_controller_;
   }
@@ skipping 211 matching lines @@
         FROM_HERE, syncer::SyncChange::ACTION_UPDATE, sync_data));
     app_service_->ProcessSyncChanges(FROM_HERE, sync_list);
   }
 
   // Gets the IDs of the currently pinned app items.
   void GetPinnedAppIds(ChromeLauncherController* controller,
                        std::vector<std::string>* app_ids) {
     app_ids->clear();
     for (const auto& item : model_->items()) {
       if (item.type == ash::TYPE_PINNED_APP)
-        app_ids->push_back(item.app_launch_id.app_id());
+        app_ids->push_back(item.id.app_id);
     }
   }
 
   // Get the setup of the currently shown launcher items in one string.
   // Each pinned element will start with a big letter, each running but not
   // pinned V1 app will start with a small letter and each running but not
   // pinned V2 app will start with a '*' + small letter.
   std::string GetPinnedAppStatus() {
     std::string result;
     for (int i = 0; i < model_->item_count(); i++) {
@@ skipping 851 matching lines @@
                                       UnloadedExtensionReason::UPDATE);
   EXPECT_EQ("AppList, Chrome, App3", GetPinnedAppStatus());
 }
 
 // Test the V1 app interaction flow: run it, activate it, close it.
 TEST_F(ChromeLauncherControllerTest, V1AppRunActivateClose) {
   InitLauncherController();
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is running should create a new shelf item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_RUNNING);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting an active status should just update the existing item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_ACTIVE);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::STATUS_ACTIVE, model_->items()[2].status);
 
   // Reporting that the app is closed should remove its shelf item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_CLOSED);
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is closed again should have no effect.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_CLOSED);
   EXPECT_EQ(2, model_->item_count());
 }
 
 // Test the V1 app interaction flow: pin it, run it, close it, unpin it.
 TEST_F(ChromeLauncherControllerTest, V1AppPinRunCloseUnpin) {
   InitLauncherController();
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Pinning the app should create a new shelf item.
   launcher_controller_->PinAppWithID(extension1_->id());
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_CLOSED, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is running should just update the existing item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_RUNNING);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is closed should just update the existing item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_CLOSED);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_CLOSED, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Unpinning the app should remove its shelf item.
   launcher_controller_->UnpinAppWithID(extension1_->id());
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 }
 
 // Test the V1 app interaction flow: run it, pin it, close it, unpin it.
 TEST_F(ChromeLauncherControllerTest, V1AppRunPinCloseUnpin) {
   InitLauncherController();
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is running should create a new shelf item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_RUNNING);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Pinning the app should just update the existing item.
   launcher_controller_->PinAppWithID(extension1_->id());
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is closed should just update the existing item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_CLOSED);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_CLOSED, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Unpinning the app should remove its shelf item.
   launcher_controller_->UnpinAppWithID(extension1_->id());
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 }
 
 // Test the V1 app interaction flow: pin it, run it, unpin it, close it.
 TEST_F(ChromeLauncherControllerTest, V1AppPinRunUnpinClose) {
   InitLauncherController();
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Pinning the app should create a new shelf item.
   launcher_controller_->PinAppWithID(extension1_->id());
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_CLOSED, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is running should just update the existing item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_RUNNING);
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Unpinning the app should just update the existing item.
   launcher_controller_->UnpinAppWithID(extension1_->id());
   EXPECT_EQ(3, model_->item_count());
   EXPECT_EQ(ash::TYPE_APP, model_->items()[2].type);
   EXPECT_EQ(ash::STATUS_RUNNING, model_->items()[2].status);
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_FALSE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 
   // Reporting that the app is closed should remove its shelf item.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_CLOSED);
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension1_->id()));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(extension1_->id()));
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(extension1_->id()).IsNull());
 }
 
 // Ensure unpinned V1 app ordering is properly restored after user changes.
 TEST_F(ChromeLauncherControllerTest, CheckRunningV1AppOrder) {
   InitLauncherController();
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
 
   // Add a few running applications.
   launcher_controller_->SetV1AppStatus(extension1_->id(), ash::STATUS_RUNNING);
@@ skipping 49 matching lines @@
   const std::string arc_app_id1 = ArcAppTest::GetAppId(app1);
   const std::string arc_app_id2 = ArcAppTest::GetAppId(app2);
   const std::string arc_app_id3 = ArcAppTest::GetAppId(app3);
   const std::string arc_shortcut_id = ArcAppTest::GetAppId(shortcut);
 
   SendListOfArcApps();
   SendListOfArcShortcuts();
 
   arc_test_.StopArcInstance();
 
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id3));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_shortcut_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id3).IsNull());
+  EXPECT_TRUE(
+      launcher_controller_->GetShelfIDForAppID(arc_shortcut_id).IsNull());
 
   arc::LaunchApp(profile(), arc_app_id1, ui::EF_LEFT_MOUSE_BUTTON);
   arc::LaunchApp(profile(), arc_app_id1, ui::EF_LEFT_MOUSE_BUTTON);
   arc::LaunchApp(profile(), arc_app_id2, ui::EF_LEFT_MOUSE_BUTTON);
   arc::LaunchApp(profile(), arc_app_id3, ui::EF_LEFT_MOUSE_BUTTON);
   arc::LaunchApp(profile(), arc_shortcut_id, ui::EF_LEFT_MOUSE_BUTTON);
 
   const ash::ShelfID shelf_id_app_1 =
       launcher_controller_->GetShelfIDForAppID(arc_app_id1);
   const ash::ShelfID shelf_id_app_2 =
       launcher_controller_->GetShelfIDForAppID(arc_app_id2);
   const ash::ShelfID shelf_id_app_3 =
       launcher_controller_->GetShelfIDForAppID(arc_app_id3);
   const ash::ShelfID shelf_id_shortcut =
       launcher_controller_->GetShelfIDForAppID(arc_shortcut_id);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id_app_1);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id_app_2);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id_app_3);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id_shortcut);
+  EXPECT_FALSE(shelf_id_app_1.IsNull());
+  EXPECT_FALSE(shelf_id_app_2.IsNull());
+  EXPECT_FALSE(shelf_id_app_3.IsNull());
+  EXPECT_FALSE(shelf_id_shortcut.IsNull());
 
   // We activated arc_app_id1 twice but expect one close for item controller
   // stops launching request.
   ash::ShelfItemDelegate* item_delegate =
       model_->GetShelfItemDelegate(shelf_id_app_1);
   ASSERT_NE(nullptr, item_delegate);
   item_delegate->Close();
   base::RunLoop().RunUntilIdle();
 
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
   EXPECT_EQ(shelf_id_app_2,
             launcher_controller_->GetShelfIDForAppID(arc_app_id2));
   EXPECT_EQ(shelf_id_app_3,
             launcher_controller_->GetShelfIDForAppID(arc_app_id3));
 
   arc_test_.RestartArcInstance();
   SendListOfArcApps();
 
   base::RunLoop().RunUntilIdle();
 
   // Now deferred contollers should go away together with shelf items and ARC
   // app instance should receive request for launching apps and shortcuts.
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id3));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id3).IsNull());
 
   ASSERT_EQ(2U, arc_test_.app_instance()->launch_requests().size());
   ASSERT_EQ(1U, arc_test_.app_instance()->launch_intents().size());
 
   const arc::FakeAppInstance::Request* request1 =
       arc_test_.app_instance()->launch_requests()[0].get();
   const arc::FakeAppInstance::Request* request2 =
       arc_test_.app_instance()->launch_requests()[1].get();
 
   EXPECT_TRUE((request1->IsForApp(app2) && request2->IsForApp(app3)) ||
               (request1->IsForApp(app3) && request2->IsForApp(app2)));
   EXPECT_EQ(arc_test_.app_instance()->launch_intents()[0].c_str(),
             shortcut.intent_uri);
 }
 
 // Ensure the deferred controller does not override the active app controller
 // (crbug.com/701152).
 TEST_P(ChromeLauncherControllerWithArcTest, ArcDeferredLaunchForActiveApp) {
   InitLauncherController();
   SendListOfArcApps();
   arc_test_.StopArcInstance();
 
   const arc::mojom::AppInfo& app = arc_test_.fake_apps()[0];
   const std::string app_id = ArcAppTest::GetAppId(app);
 
   launcher_controller_->PinAppWithID(app_id);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(app_id));
   const ash::ShelfID shelf_id =
       launcher_controller_->GetShelfIDForAppID(app_id);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id);
+  EXPECT_FALSE(shelf_id.IsNull());
 
   int item_index = model_->ItemIndexByID(shelf_id);
   ASSERT_GE(item_index, 0);
 
   EXPECT_EQ(model_->items()[item_index].status, ash::STATUS_CLOSED);
   EXPECT_EQ(model_->items()[item_index].type, ash::TYPE_PINNED_APP);
 
   // Play Store app is ARC app that might be represented by native Chrome
   // platform app.
   model_->SetShelfItemDelegate(
       shelf_id, base::MakeUnique<ExtensionAppWindowLauncherItemController>(
-                    ash::AppLaunchId(app_id)));
+                    ash::ShelfID(app_id)));
   launcher_controller_->SetItemStatus(shelf_id, ash::STATUS_RUNNING);
 
   // This launch request should be ignored in case of active app.
   arc::LaunchApp(profile(), app_id, ui::EF_LEFT_MOUSE_BUTTON);
   EXPECT_FALSE(launcher_controller_->GetArcDeferredLauncher()->HasApp(app_id));
 
   // Close app but shortcut should exist.
   launcher_controller_->CloseLauncherItem(shelf_id);
   EXPECT_EQ(shelf_id, launcher_controller_->GetShelfIDForAppID(app_id));
 
@@ skipping 33 matching lines @@
       ArcAppTest::GetAppId(arc_test_.fake_apps()[0]);
   const std::string arc_app_id2 =
       ArcAppTest::GetAppId(arc_test_.fake_apps()[1]);
   const std::string arc_app_id3 =
       ArcAppTest::GetAppId(arc_test_.fake_apps()[2]);
 
   std::string window_app_id1("org.chromium.arc.1");
   views::Widget* arc_window1 = CreateArcWindow(window_app_id1);
   arc_test_.app_instance()->SendTaskCreated(1, arc_test_.fake_apps()[0],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
 
   std::string window_app_id2("org.chromium.arc.2");
   views::Widget* arc_window2 = CreateArcWindow(window_app_id2);
   arc_test_.app_instance()->SendTaskCreated(2, arc_test_.fake_apps()[1],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
 
   launcher_controller_->SetProfileForTest(profile2);
   SwitchActiveUser(account_id2);
 
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
 
   std::string window_app_id3("org.chromium.arc.3");
   views::Widget* arc_window3 = CreateArcWindow(window_app_id3);
   arc_test_.app_instance()->SendTaskCreated(3, arc_test_.fake_apps()[2],
                                             std::string());
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id3));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id3).IsNull());
 
   arc_window2->CloseNow();
   arc_test_.app_instance()->SendTaskDestroyed(2);
 
   launcher_controller_->SetProfileForTest(profile());
   SwitchActiveUser(account_id);
 
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id3));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id3).IsNull());
 
   // Close active window to let test passes.
   arc_window1->CloseNow();
   arc_window3->CloseNow();
 }
 
 TEST_P(ChromeLauncherControllerWithArcTest, ArcRunningApp) {
   InitLauncherController();
 
   const std::string arc_app_id = ArcAppTest::GetAppId(arc_test_.fake_apps()[0]);
   SendListOfArcApps();
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
 
   // 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],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
   CreateArcWindow(window_app_id2);
   arc_test_.app_instance()->SendTaskCreated(2, arc_test_.fake_apps()[0],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
   arc_test_.app_instance()->SendTaskDestroyed(1);
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
   arc_test_.app_instance()->SendTaskDestroyed(2);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
 
   // Stopping bridge removes apps.
   CreateArcWindow(window_app_id3);
   arc_test_.app_instance()->SendTaskCreated(3, arc_test_.fake_apps()[0],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
   arc_test_.StopArcInstance();
   base::RunLoop().RunUntilIdle();
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id).IsNull());
 }
 
 // Test race creation/deletion of ARC app.
 // TODO(khmel): Remove after moving everything to wayland protocol.
 TEST_P(ChromeLauncherControllerWithArcTest, ArcRaceCreateClose) {
   InitLauncherController();
 
   const std::string arc_app_id1 =
       ArcAppTest::GetAppId(arc_test_.fake_apps()[0]);
   const std::string arc_app_id2 =
       ArcAppTest::GetAppId(arc_test_.fake_apps()[1]);
   SendListOfArcApps();
 
   // ARC window created before and closed after mojom notification.
   std::string window_app_id1("org.chromium.arc.1");
   views::Widget* arc_window = CreateArcWindow(window_app_id1);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
   ASSERT_TRUE(arc_window);
   arc_test_.app_instance()->SendTaskCreated(1, arc_test_.fake_apps()[0],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
   arc_test_.app_instance()->SendTaskDestroyed(1);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
   arc_window->Close();
   base::RunLoop().RunUntilIdle();
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id1));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id1).IsNull());
 
   // ARC window created after and closed before mojom notification.
   std::string window_app_id2("org.chromium.arc.2");
   arc_test_.app_instance()->SendTaskCreated(2, arc_test_.fake_apps()[1],
                                             std::string());
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
   arc_window = CreateArcWindow(window_app_id2);
   ASSERT_TRUE(arc_window);
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
   arc_window->Close();
   base::RunLoop().RunUntilIdle();
   // Closing window does not close shelf item. It is closed on task destroy.
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
   arc_test_.app_instance()->SendTaskDestroyed(2);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(arc_app_id2));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(arc_app_id2).IsNull());
 }
 
 TEST_P(ChromeLauncherControllerWithArcTest, ArcWindowRecreation) {
   InitLauncherController();
 
   const std::string arc_app_id = ArcAppTest::GetAppId(arc_test_.fake_apps()[0]);
   SendListOfArcApps();
 
   std::string window_app_id("org.chromium.arc.1");
   views::Widget* arc_window = CreateArcWindow(window_app_id);
   ASSERT_TRUE(arc_window);
   arc_test_.app_instance()->SendTaskCreated(1, arc_test_.fake_apps()[0],
                                             std::string());
   const ash::ShelfID shelf_id =
       launcher_controller_->GetShelfIDForAppID(arc_app_id);
-  EXPECT_NE(ash::kInvalidShelfID, shelf_id);
+  EXPECT_FALSE(shelf_id.IsNull());
 
   for (int i = 0; i < 3; ++i) {
     arc_window->Close();
     base::RunLoop().RunUntilIdle();
     EXPECT_EQ(shelf_id, launcher_controller_->GetShelfIDForAppID(arc_app_id));
 
     arc_window = CreateArcWindow(window_app_id);
     ASSERT_TRUE(arc_window);
     base::RunLoop().RunUntilIdle();
     EXPECT_EQ(shelf_id, launcher_controller_->GetShelfIDForAppID(arc_app_id));
@@ skipping 775 matching lines @@
   EXPECT_EQ(1U, chrome::GetTotalBrowserCount());
   EXPECT_EQ(0, browser()->tab_strip_model()->count());
 
   InitLauncherControllerWithBrowser();
 
   // The model should only contain the browser shortcut and app list items.
   EXPECT_EQ(2, model_->item_count());
   EXPECT_FALSE(launcher_controller_->IsAppPinned(extension3_->id()));
 
   // Installing |extension3_| adds it to the launcher.
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   EXPECT_EQ(3, model_->item_count());
   int gmail_index = model_->ItemIndexByID(gmail_id);
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[gmail_index].type);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension3_->id()));
   launcher_controller_->SetRefocusURLPatternForTest(gmail_id, GURL(gmail_url));
 
   // Check the menu content.
   ash::ShelfItem item_browser;
   item_browser.type = ash::TYPE_BROWSER_SHORTCUT;
@@ skipping 39 matching lines @@
 }
 
 // Check the multi profile case where only user related apps should show up.
 TEST_F(MultiProfileMultiBrowserShelfLayoutChromeLauncherControllerTest,
        V1AppMenuGenerationTwoUsers) {
   // Create a browser item in the LauncherController.
   InitLauncherController();
   chrome::NewTab(browser());
 
   // Installing |extension3_| adds it to the launcher.
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   EXPECT_EQ(3, model_->item_count());
   int gmail_index = model_->ItemIndexByID(gmail_id);
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[gmail_index].type);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension3_->id()));
   launcher_controller_->SetRefocusURLPatternForTest(gmail_id, GURL(gmail_url));
 
   // Check the menu content.
   ash::ShelfItem item_browser;
   item_browser.type = ash::TYPE_BROWSER_SHORTCUT;
@@ skipping 245 matching lines @@
     EXPECT_EQ(2, model_->item_count());
   }
 }
 
 // Checks that the generated menu list properly activates items.
 TEST_F(ChromeLauncherControllerTest, V1AppMenuExecution) {
   InitLauncherControllerWithBrowser();
 
   // Add |extension3_| to the launcher and add two items.
   GURL gmail = GURL("https://mail.google.com/mail/u");
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   launcher_controller_->SetRefocusURLPatternForTest(gmail_id, GURL(gmail_url));
   base::string16 title1 = ASCIIToUTF16("Test1");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(gmail_url), title1);
   chrome::NewTab(browser());
   base::string16 title2 = ASCIIToUTF16("Test2");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(gmail_url), title2);
 
   // Check that the menu is properly set.
   ash::ShelfItem item_gmail;
@@ skipping 27 matching lines @@
   }
   EXPECT_EQ(0, browser()->tab_strip_model()->active_index());
 }
 
 // Checks that the generated menu list properly deletes items.
 TEST_F(ChromeLauncherControllerTest, V1AppMenuDeletionExecution) {
   InitLauncherControllerWithBrowser();
 
   // Add |extension3_| to the launcher and add two items.
   GURL gmail = GURL("https://mail.google.com/mail/u");
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   launcher_controller_->SetRefocusURLPatternForTest(gmail_id, GURL(gmail_url));
   base::string16 title1 = ASCIIToUTF16("Test1");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(gmail_url), title1);
   chrome::NewTab(browser());
   base::string16 title2 = ASCIIToUTF16("Test2");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(gmail_url), title2);
 
   // Check that the menu is properly set.
   ash::ShelfItem item_gmail;
@@ skipping 37 matching lines @@
   // Make an app panel; the ShelfItem is added by ash::ShelfWindowWatcher.
   std::unique_ptr<V2App> app_panel1 = base::MakeUnique<V2App>(
       profile(), extension1_.get(), extensions::AppWindow::WINDOW_TYPE_PANEL);
   EXPECT_TRUE(app_panel1->window()->GetNativeWindow()->IsVisible());
   int panel_index = model_observer_->last_index();
   EXPECT_EQ(1, model_observer_->added());
   EXPECT_EQ(1, app_icon_loader->fetch_count());
   model_observer_->clear_counts();
 
   // App panels should have a separate identifier than the app id
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
 
   // Setting the app image should not change the panel, which has a window icon.
   gfx::ImageSkia image;
   launcher_controller_->OnAppImageUpdated(app_id, image);
   EXPECT_EQ(0, model_observer_->changed());
   model_observer_->clear_counts();
 
   // Make a second app panel and verify that it gets the same index as the first
   // panel, being added to the left of the existing panel.
   std::unique_ptr<V2App> app_panel2 = base::MakeUnique<V2App>(
@@ skipping 16 matching lines @@
   chrome::NewTab(browser());
   base::string16 title = ASCIIToUTF16("Test");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(gmail_url), title);
   content::WebContents* content =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   // Check that the launcher controller does not recognize the running app.
   EXPECT_FALSE(launcher_controller_->ContentCanBeHandledByGmailApp(content));
 
   // Installing |extension3_| adds it to the launcher.
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   EXPECT_EQ(3, model_->item_count());
   int gmail_index = model_->ItemIndexByID(gmail_id);
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[gmail_index].type);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension3_->id()));
 
   // Check that it is now handled.
   EXPECT_TRUE(launcher_controller_->ContentCanBeHandledByGmailApp(content));
 
   // Check also that the app has detected that properly.
@@ skipping 10 matching lines @@
 
   // Create a Gmail browser tab.
   chrome::NewTab(browser());
   base::string16 title = ASCIIToUTF16("Test");
   NavigateAndCommitActiveTabWithTitle(browser(), GURL(offline_gmail_url),
                                       title);
   content::WebContents* content =
       browser()->tab_strip_model()->GetActiveWebContents();
 
   // Installing |extension3_| adds it to the launcher.
-  ash::ShelfID gmail_id = model_->next_id();
+  const ash::ShelfID gmail_id(extension3_->id());
   extension_service_->AddExtension(extension3_.get());
   EXPECT_EQ(3, model_->item_count());
   int gmail_index = model_->ItemIndexByID(gmail_id);
   EXPECT_EQ(ash::TYPE_PINNED_APP, model_->items()[gmail_index].type);
   EXPECT_TRUE(launcher_controller_->IsAppPinned(extension3_->id()));
 
   // The content should not be able to be handled by the app.
   EXPECT_FALSE(launcher_controller_->ContentCanBeHandledByGmailApp(content));
 }
 
@@ skipping 103 matching lines @@
   // ChromeLauncherController.
   TestAppIconLoaderImpl* app_icon_loader1 = new TestAppIconLoaderImpl();
   TestAppIconLoaderImpl* app_icon_loader2 = new TestAppIconLoaderImpl();
   app_icon_loader1->AddSupportedApp(app_id1);
   app_icon_loader2->AddSupportedApp(app_id2);
   SetAppIconLoaders(std::unique_ptr<AppIconLoader>(app_icon_loader1),
                     std::unique_ptr<AppIconLoader>(app_icon_loader2));
 
   const ash::ShelfID shelfId3 = launcher_controller_->CreateAppLauncherItem(
       base::MakeUnique<ExtensionAppWindowLauncherItemController>(
-          ash::AppLaunchId(app_id3)),
+          ash::ShelfID(app_id3)),
       ash::STATUS_RUNNING);
   EXPECT_EQ(0, app_icon_loader1->fetch_count());
   EXPECT_EQ(0, app_icon_loader1->clear_count());
   EXPECT_EQ(0, app_icon_loader2->fetch_count());
   EXPECT_EQ(0, app_icon_loader2->clear_count());
 
   const ash::ShelfID shelfId2 = launcher_controller_->CreateAppLauncherItem(
       base::MakeUnique<ExtensionAppWindowLauncherItemController>(
-          ash::AppLaunchId(app_id2)),
+          ash::ShelfID(app_id2)),
       ash::STATUS_RUNNING);
   EXPECT_EQ(0, app_icon_loader1->fetch_count());
   EXPECT_EQ(0, app_icon_loader1->clear_count());
   EXPECT_EQ(1, app_icon_loader2->fetch_count());
   EXPECT_EQ(0, app_icon_loader2->clear_count());
 
   const ash::ShelfID shelfId1 = launcher_controller_->CreateAppLauncherItem(
       base::MakeUnique<ExtensionAppWindowLauncherItemController>(
-          ash::AppLaunchId(app_id1)),
+          ash::ShelfID(app_id1)),
       ash::STATUS_RUNNING);
   EXPECT_EQ(1, app_icon_loader1->fetch_count());
   EXPECT_EQ(0, app_icon_loader1->clear_count());
   EXPECT_EQ(1, app_icon_loader2->fetch_count());
   EXPECT_EQ(0, app_icon_loader2->clear_count());
 
   launcher_controller_->CloseLauncherItem(shelfId1);
   EXPECT_EQ(1, app_icon_loader1->fetch_count());
   EXPECT_EQ(1, app_icon_loader1->clear_count());
   EXPECT_EQ(1, app_icon_loader2->fetch_count());
@@ skipping 410 matching lines @@
   // Prevent safe decoding which requires IPC.
   ArcAppIcon::DisableSafeDecodingForTesting();
 
   ArcAppListPrefs* const prefs = arc_test_.arc_app_list_prefs();
   EnablePlayStore(false);
   EXPECT_FALSE(arc::IsArcPlayStoreEnabledForProfile(profile()));
   ASSERT_TRUE(prefs->GetAppIds().size());
 
   const std::string app_id =
       ArcAppTest::GetAppId(arc_test_.fake_default_apps()[0]);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
   EXPECT_TRUE(arc::LaunchApp(profile(), app_id, ui::EF_LEFT_MOUSE_BUTTON));
   EXPECT_TRUE(arc::IsArcPlayStoreEnabledForProfile(profile()));
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
 
   // Stop ARC again. Shelf item should go away.
   EnablePlayStore(false);
-  EXPECT_EQ(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_TRUE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
 
   EXPECT_TRUE(arc::LaunchApp(profile(), app_id, ui::EF_LEFT_MOUSE_BUTTON));
   EXPECT_TRUE(arc::IsArcPlayStoreEnabledForProfile(profile()));
 
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
   EXPECT_TRUE(launcher_controller_->GetArcDeferredLauncher()->HasApp(app_id));
 
   std::string window_app_id("org.chromium.arc.1");
   CreateArcWindow(window_app_id);
   arc_test_.app_instance()->SendTaskCreated(1, arc_test_.fake_default_apps()[0],
                                             std::string());
 
-  EXPECT_NE(ash::kInvalidShelfID,
-            launcher_controller_->GetShelfIDForAppID(app_id));
+  EXPECT_FALSE(launcher_controller_->GetShelfIDForAppID(app_id).IsNull());
   EXPECT_FALSE(launcher_controller_->GetArcDeferredLauncher()->HasApp(app_id));
 }
 
 TEST_P(ChromeLauncherControllerArcDefaultAppsTest, PlayStoreDeferredLaunch) {
   // Add ARC host app to enable Play Store default app.
   extension_service_->AddExtension(arc_support_host_.get());
   arc_test_.SetUp(profile());
   ArcAppListPrefs* const prefs = arc_test_.arc_app_list_prefs();
   EXPECT_TRUE(prefs->IsRegistered(arc::kPlayStoreAppId));
 
@@ skipping 159 matching lines @@
   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
             shelf_controller->auto_hide());
   EXPECT_EQ(2u, shelf_controller->auto_hide_change_count());
 
   PrefService* prefs = profile()->GetTestingPrefService();
   EXPECT_EQ("Left", prefs->GetString(prefs::kShelfAlignmentLocal));
   EXPECT_EQ("Left", prefs->GetString(prefs::kShelfAlignment));
   EXPECT_EQ("Always", prefs->GetString(prefs::kShelfAutoHideBehaviorLocal));
   EXPECT_EQ("Always", prefs->GetString(prefs::kShelfAutoHideBehavior));
 }