Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/cocoa/browser_window_controller_browsertest.mm

 // Copyright (c) 2012 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 "chrome/browser/ui/cocoa/browser_window_controller.h"
 
 #include <stddef.h>
 #import "base/mac/mac_util.h"
 
 #include "base/mac/sdk_forward_declarations.h"
@@ skipping 357 matching lines @@
 
     // There is no fullscreen button on OSX 10.6 or OSX 10.10+.
     NSView* view = [window standardWindowButton:NSWindowFullScreenButton];
     if (view)
       checker.CheckViewExposed(view);
   }
 
   // NOTIFICATION_FULLSCREEN_CHANGED is sent asynchronously.
   // This method toggles fullscreen and waits for the notification.
   void ToggleFullscreenAndWaitForNotification() {
-    scoped_ptr<FullscreenNotificationObserver> waiter(
+    std::unique_ptr<FullscreenNotificationObserver> waiter(
         new FullscreenNotificationObserver());
     browser()
         ->exclusive_access_manager()
         ->fullscreen_controller()
         ->ToggleBrowserFullscreenWithToolbar();
     waiter->Wait();
   }
 
   // Verifies that the flags |blockLayoutSubviews_| and |blockFullscreenResize|
   // are false.
@@ skipping 326 matching lines @@
   // Toggle out and back into fullscreen and verify that the toolbar is still
   // hidden.
   ToggleFullscreenAndWaitForNotification();
   ToggleFullscreenAndWaitForNotification();
   [[controller() presentationModeController] setMenuBarRevealProgress:0.0];
   VerifyFullscreenToolbarVisibility(fullscreen_mac::OMNIBOX_TABS_HIDDEN);
 
   chrome::ExecuteCommand(browser(), IDC_TOGGLE_FULLSCREEN_TOOLBAR);
   EXPECT_TRUE(prefs->GetBoolean(prefs::kShowFullscreenToolbar));
 }