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

chrome/browser/ui/chrome_pages.cc

 // 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.
 
 #include "chrome/browser/ui/chrome_pages.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 100 matching lines @@
       break;
     case HELP_SOURCE_MENU:
       url = GURL(kChromeHelpViaMenuURL);
       break;
     case HELP_SOURCE_WEBUI:
       url = GURL(kChromeHelpViaWebUIURL);
       break;
     default:
       NOTREACHED() << "Unhandled help source " << source;
   }
-  scoped_ptr<ScopedTabbedBrowserDisplayer> displayer;
+  std::unique_ptr<ScopedTabbedBrowserDisplayer> displayer;
   if (!browser) {
     displayer.reset(new ScopedTabbedBrowserDisplayer(profile));
     browser = displayer->browser();
   }
   ShowSingletonTab(browser, url);
 #endif
 }
 
 std::string GenerateContentSettingsExceptionsSubPage(ContentSettingsType type) {
   return kContentSettingsExceptionsSubPage + std::string(kHashMark) +
@@ skipping 214 matching lines @@
 void ShowBrowserSignin(Browser* browser,
                        signin_metrics::AccessPoint access_point) {
   Profile* original_profile = browser->profile()->GetOriginalProfile();
   SigninManagerBase* manager =
       SigninManagerFactory::GetForProfile(original_profile);
   DCHECK(manager->IsSigninAllowed());
   // If the browser's profile is an incognito profile, make sure to use
   // a browser window from the original profile.  The user cannot sign in
   // from an incognito window.
   bool switched_browser = false;
-  scoped_ptr<ScopedTabbedBrowserDisplayer> displayer;
+  std::unique_ptr<ScopedTabbedBrowserDisplayer> displayer;
   if (browser->profile()->IsOffTheRecord()) {
     switched_browser = true;
     displayer.reset(new ScopedTabbedBrowserDisplayer(original_profile));
     browser = displayer->browser();
   }
 
   // Since the extension is a separate application, it might steal focus
   // away from Chrome, and accidentally close the avatar bubble. The same will
   // happen if we had to switch browser windows to show the sign in page. In
   // this case, fallback to the full-tab signin page.
@@ skipping 26 matching lines @@
       SigninManagerFactory::GetForProfile(original_profile);
   DCHECK(manager->IsSigninAllowed());
   if (manager->IsAuthenticated())
     ShowSettings(browser);
   else
     ShowBrowserSignin(browser, access_point);
 }
 #endif
 
 }  // namespace chrome