[ObjC ARC] Converts ios/chrome/browser/ui/alert_coordinator:unit_tests to ARC.Automatically gener…

ios/chrome/browser/ui/alert_coordinator/alert_coordinator_unittest.mm

 // Copyright 2016 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.
 
 #import "ios/chrome/browser/ui/alert_coordinator/alert_coordinator.h"
 
 #import <UIKit/UIKit.h>
 
 #import "base/mac/foundation_util.h"
-#import "base/mac/scoped_nsobject.h"
 #include "testing/platform_test.h"
 #import "third_party/ocmock/OCMock/OCMock.h"
 #include "third_party/ocmock/gtest_support.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/strings/grit/ui_strings.h"
 
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
 #pragma mark - Fixture.
 
 // Fixture to test AlertCoordinator.
 class AlertCoordinatorTest : public PlatformTest {
  protected:
   AlertCoordinatorTest() {
-    window_.reset(
-        [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]);
+    window_ = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
     [window_ makeKeyAndVisible];
-    view_controller_.reset([[UIViewController alloc] init]);
+    view_controller_ = [[UIViewController alloc] init];
     [window_ setRootViewController:view_controller_];
   }
 
   void startAlertCoordinator() { [alert_coordinator_ start]; }
 
   UIViewController* getViewController() { return view_controller_; }
 
   AlertCoordinator* getAlertCoordinator(UIViewController* viewController) {
     return getAlertCoordinator(viewController, @"Test title", nil);
   }
 
   AlertCoordinator* getAlertCoordinator(UIViewController* viewController,
                                         NSString* title,
                                         NSString* message) {
-    alert_coordinator_.reset([[AlertCoordinator alloc]
-        initWithBaseViewController:viewController
-                             title:title
-                           message:message]);
+    alert_coordinator_ =
+        [[AlertCoordinator alloc] initWithBaseViewController:viewController
+                                                       title:title
+                                                     message:message];
     return alert_coordinator_;
   }
 
  private:
-  base::scoped_nsobject<AlertCoordinator> alert_coordinator_;
-  base::scoped_nsobject<UIWindow> window_;
-  base::scoped_nsobject<UIViewController> view_controller_;
+  AlertCoordinator* alert_coordinator_;
+  UIWindow* window_;
+  UIViewController* view_controller_;
 };
 
 #pragma mark - Tests.
 
 // Tests the alert coordinator reports as visible after presenting and at least
 // on button is created.
 TEST_F(AlertCoordinatorTest, ValidateIsVisible) {
   // Setup.
   UIViewController* viewController = getViewController();
   AlertCoordinator* alertCoordinator = getAlertCoordinator(viewController);
@@ skipping 11 matching lines @@
   UIAlertController* alertController =
       base::mac::ObjCCastStrict<UIAlertController>(
           viewController.presentedViewController);
   EXPECT_EQ(1LU, alertController.actions.count);
 }
 
 // Tests the alert coordinator reports as not visible after presenting on a non
 // visible view.
 TEST_F(AlertCoordinatorTest, ValidateIsNotVisible) {
   // Setup.
-  base::scoped_nsobject<UIWindow> window(
-      [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]);
-  base::scoped_nsobject<UIViewController> viewController(
-      [[UIViewController alloc] init]);
+  UIWindow* window =
+      [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
+  UIViewController* viewController = [[UIViewController alloc] init];
   [window setRootViewController:viewController];
 
   AlertCoordinator* alertCoordinator = getAlertCoordinator(viewController);
 
   // Action.
   startAlertCoordinator();
 
   // Test.
   EXPECT_FALSE(alertCoordinator.isVisible);
   EXPECT_EQ(nil, [viewController presentedViewController]);
@@ skipping 57 matching lines @@
   AlertCoordinator* alertCoordinator = getAlertCoordinator(viewController);
 
   NSDictionary* actions = @{
     @"foo" : @(UIAlertActionStyleDestructive),
     @"foo2" : @(UIAlertActionStyleDestructive),
     @"bar" : @(UIAlertActionStyleDefault),
     @"bar2" : @(UIAlertActionStyleDefault),
     @"testCancel" : @(UIAlertActionStyleCancel),
   };
 
-  base::scoped_nsobject<NSMutableDictionary> remainingActions(
-      [actions mutableCopy]);
+  NSMutableDictionary* remainingActions = [actions mutableCopy];
 
   // Action.
   for (id key in actions) {
     UIAlertActionStyle style =
         static_cast<UIAlertActionStyle>([actions[key] integerValue]);
     [alertCoordinator addItemWithTitle:key action:nil style:style];
   }
 
   // Test.
   // Present the alert.
@@ skipping 86 matching lines @@
 
   startAlertCoordinator();
 
   // Action.
   [alertCoordinator executeCancelHandler];
   [alertCoordinator stop];
 
   // Test.
   EXPECT_FALSE(blockCalled);
 }