Adding show profile switcher field trial.

chrome/browser/ui/browser_command_controller.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/browser_command_controller.h"
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/profiles/avatar_menu_model.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/ui/bookmarks/bookmark_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
@@ skipping 1148 matching lines @@
   command_updater_.UpdateCommandEnabled(IDC_FULLSCREEN, fullscreen_enabled);
   command_updater_.UpdateCommandEnabled(IDC_PRESENTATION_MODE,
                                         fullscreen_enabled);
 
   UpdateCommandsForBookmarkBar();
   UpdateCommandsForMultipleProfiles();
 }
 
 void BrowserCommandController::UpdateCommandsForMultipleProfiles() {
   bool show_main_ui = IsShowingMainUI(window() && window()->IsFullscreen());
-  bool has_multiple_profiles = profile_manager_ &&
-                               profile_manager_->GetNumberOfProfiles() > 1;
+  bool enable = show_main_ui &&
+      !profile()->IsOffTheRecord() &&
+      profile_manager_ &&
+      AvatarMenuModel::ShouldShowAvatarMenu();
   command_updater_.UpdateCommandEnabled(IDC_SHOW_AVATAR_MENU,
-      show_main_ui &&
-      !profile()->IsOffTheRecord() &&
-      ProfileManager::IsMultipleProfilesEnabled() &&
-      has_multiple_profiles);
+                                        enable);
 }
 
 void BrowserCommandController::UpdatePrintingState() {
   bool print_enabled = CanPrint(browser_);
   command_updater_.UpdateCommandEnabled(IDC_PRINT, print_enabled);
   command_updater_.UpdateCommandEnabled(IDC_ADVANCED_PRINT,
                                         CanAdvancedPrint(browser_));
   command_updater_.UpdateCommandEnabled(IDC_PRINT_TO_DESTINATION,
                                         print_enabled);
 #if defined(OS_WIN)
@@ skipping 57 matching lines @@
 
 BrowserWindow* BrowserCommandController::window() {
   return browser_->window();
 }
 
 Profile* BrowserCommandController::profile() {
   return browser_->profile();
 }
 
 }  // namespace chrome