Replace deprecated base::NonThreadSafe in chrome/browser/profiles.

chrome/browser/profiles/profile_manager.h

 // 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.
 
 // This class keeps track of the currently-active profiles in the runtime.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_
 
 #include <stddef.h>
 
 #include <list>
 #include <memory>
 #include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/files/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/linked_ptr.h"
 #include "base/message_loop/message_loop.h"
-#include "base/threading/non_thread_safe.h"
+#include "base/threading/thread_checker.h"
 #include "build/build_config.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/profiles/profile_shortcut_manager.h"
 #include "chrome/browser/ui/browser_list_observer.h"
 #include "chrome/common/features.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class ProfileAttributesStorage;
 class ProfileInfoCache;
 
-class ProfileManager : public base::NonThreadSafe,
-                       public content::NotificationObserver,
+class ProfileManager : public content::NotificationObserver,
                        public Profile::Delegate {
  public:
   typedef base::Callback<void(Profile*, Profile::CreateStatus)> CreateCallback;
   typedef base::Callback<void(Profile*)> ProfileLoadedCallback;
 
   explicit ProfileManager(const base::FilePath& user_data_dir);
   ~ProfileManager() override;
 
 #if BUILDFLAG(ENABLE_SESSION_SERVICE)
   // Invokes SessionServiceFactory::ShutdownForProfile() for all profiles.
@@ skipping 373 matching lines @@
   // Manages the process of creating, deleteing and updating Desktop shortcuts.
   std::unique_ptr<ProfileShortcutManager> profile_shortcut_manager_;
 
   // For keeping track of the last active profiles.
   std::map<Profile*, int> browser_counts_;
   // On startup we launch the active profiles in the order they became active
   // during the last run. This is why they are kept in a list, not in a set.
   std::vector<Profile*> active_profiles_;
   bool closing_all_browsers_;
 
+  // TODO(chrome/browser/profiles/OWNERS): Usage of this in profile_manager.cc
+  // should likely be turned into DCHECK_CURRENTLY_ON(BrowserThread::UI) for
+  // consistency with surrounding code in the same file but that wasn't trivial
+  // enough to do as part of the mass refactor CL which introduced
+  // |thread_checker_|, ref. https://codereview.chromium.org/2907253003/#msg37.
+  THREAD_CHECKER(thread_checker_);
+
   DISALLOW_COPY_AND_ASSIGN(ProfileManager);
 };
 
 // Same as the ProfileManager, but doesn't initialize some services of the
 // profile. This one is useful in unittests.
 class ProfileManagerWithoutInit : public ProfileManager {
  public:
   explicit ProfileManagerWithoutInit(const base::FilePath& user_data_dir);
 
  protected:
   void DoFinalInitForServices(Profile*, bool) override {}
   void DoFinalInitLogging(Profile*) override {}
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_MANAGER_H_