Reverting instrumentations

chrome/browser/extensions/api/web_navigation/web_navigation_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.
 
 // Implements the Chrome Extensions WebNavigation API.
 
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api.h"
 
 #include "base/lazy_instance.h"
-#include "base/profiler/scoped_profile.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_constants.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_helpers.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tab_contents/retargeting_details.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_iterator.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/common/extensions/api/web_navigation.h"
@@ skipping 744 matching lines @@
 static base::LazyInstance<BrowserContextKeyedAPIFactory<WebNavigationAPI> >
     g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 BrowserContextKeyedAPIFactory<WebNavigationAPI>*
 WebNavigationAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 void WebNavigationAPI::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("WebNavigationAPI::OnListenerAdded"));
-
   web_navigation_event_router_.reset(new WebNavigationEventRouter(
       Profile::FromBrowserContext(browser_context_)));
   EventRouter::Get(browser_context_)->UnregisterObserver(this);
 }
 
 }  // namespace extensions