Revert 81278 - Profile shouldn't own PinnedTabService.PinnedTabService is now owned by PinnedTabS...

chrome/browser/tabs/pinned_tab_service.h

Index: chrome/browser/tabs/pinned_tab_service.h
===================================================================
--- chrome/browser/tabs/pinned_tab_service.h	(revision 81283)
+++ chrome/browser/tabs/pinned_tab_service.h	(working copy)
@@ -6,7 +6,6 @@
 #define CHROME_BROWSER_TABS_PINNED_TAB_SERVICE_H_
 #pragma once
 
-#include "chrome/browser/profiles/profile_keyed_service.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 
@@ -15,8 +14,7 @@
 // PinnedTabService is responsible for updating preferences with the set of
 // pinned tabs to restore at startup. PinnedTabService listens for the
 // appropriate set of notifications to know it should update preferences.
-class PinnedTabService : public NotificationObserver,
-                         public ProfileKeyedService {
+class PinnedTabService : public NotificationObserver {
  public:
   explicit PinnedTabService(Profile* profile);