Reverting instrumentations

chrome/browser/extensions/api/preference/preference_api.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/extensions/api/preference/preference_api.h"
 
 #include <map>
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/memory/singleton.h"
 #include "base/prefs/pref_service.h"
-#include "base/profiler/scoped_profile.h"
 #include "base/stl_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/content_settings/content_settings_service.h"
 #include "chrome/browser/extensions/api/preference/preference_api_constants.h"
 #include "chrome/browser/extensions/api/preference/preference_helpers.h"
 #include "chrome/browser/extensions/api/proxy/proxy_api.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 419 matching lines @@
 PreferenceAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 // static
 PreferenceAPI* PreferenceAPI::Get(content::BrowserContext* context) {
   return BrowserContextKeyedAPIFactory<PreferenceAPI>::Get(context);
 }
 
 void PreferenceAPI::OnListenerAdded(const EventListenerInfo& details) {
-  // TODO(vadimt): Remove ScopedProfile below once crbug.com/417106 is fixed.
-  tracked_objects::ScopedProfile tracking_profile(
-      FROM_HERE_WITH_EXPLICIT_FUNCTION("PreferenceAPI::OnListenerAdded"));
-
   preference_event_router_.reset(new PreferenceEventRouter(profile_));
   EventRouter::Get(profile_)->UnregisterObserver(this);
 }
 
 void PreferenceAPI::OnContentSettingChanged(const std::string& extension_id,
                                             bool incognito) {
   if (incognito) {
     extension_prefs()->UpdateExtensionPref(
         extension_id,
         pref_names::kPrefIncognitoContentSettings,
@@ skipping 250 matching lines @@
           pref_key, PreferenceFunction::PERMISSION_TYPE_WRITE, &browser_pref)) {
     return false;
   }
 
   PreferenceAPI::Get(GetProfile())
       ->RemoveExtensionControlledPref(extension_id(), browser_pref, scope);
   return true;
 }
 
 }  // namespace extensions