Profile shouldn't own PinnedTabService.

chrome/browser/profiles/profile.h

 // Copyright (c) 2011 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 gathers state related to a single user profile.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_H_
 #pragma once
 
@@ skipping 54 matching lines @@
 class FindBarState;
 class GeolocationContentSettingsMap;
 class GeolocationPermissionContext;
 class HistoryService;
 class HostContentSettingsMap;
 class HostZoomMap;
 class NTPResourceCache;
 class NavigationController;
 class PasswordStore;
 class PersonalDataManager;
-class PinnedTabService;
 class PrefProxyConfigTracker;
 class PrefService;
 class ProfileSyncFactory;
 class ProfileSyncService;
 class PromoCounter;
 class ProtocolHandlerRegistry;
 class SQLitePersistentCookieStore;
 class SSLConfigServiceManager;
 class SSLHostState;
 class SessionService;
@@ skipping 498 matching lines @@
   bool restored_last_session_;
 
   // Accessibility events will only be propagated when the pause
   // level is zero.  PauseAccessibilityEvents and ResumeAccessibilityEvents
   // increment and decrement the level, respectively, rather than set it to
   // true or false, so that calls can be nested.
   int accessibility_pause_level_;
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_H_