Cleanup: Remove an unused parameter in StartupBrowserCreator.

chrome/browser/profiles/profile_window.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/profiles/profile_window.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 244 matching lines @@
   if (!always_create) {
     Browser* browser = chrome::FindTabbedBrowser(profile, false, desktop_type);
     if (browser) {
       browser->window()->Activate();
       return;
     }
   }
 
   content::RecordAction(UserMetricsAction("NewWindow"));
   base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
-  int return_code;
   StartupBrowserCreator browser_creator;
-  browser_creator.LaunchBrowser(command_line, profile, base::FilePath(),
-                                process_startup, is_first_run, &return_code);
+  browser_creator.LaunchBrowser(
+      command_line, profile, base::FilePath(), process_startup, is_first_run);
 #endif  // defined(OS_IOS)
 }
 
 void SwitchToProfile(const base::FilePath& path,
                      chrome::HostDesktopType desktop_type,
                      bool always_create,
                      ProfileManager::CreateCallback callback,
                      ProfileMetrics::ProfileOpen metric) {
   ProfileMetrics::LogProfileSwitch(metric,
                                    g_browser_process->profile_manager(),
@@ skipping 229 matching lines @@
     case BrowserWindow::AVATAR_BUBBLE_MODE_SHOW_ERROR:
       *bubble_view_mode = BUBBLE_VIEW_MODE_PROFILE_CHOOSER;
       *tutorial_mode = TUTORIAL_MODE_SHOW_ERROR;
       return;
     default:
       *bubble_view_mode = profiles::BUBBLE_VIEW_MODE_PROFILE_CHOOSER;
   }
 }
 
 }  // namespace profiles