Reverting instrumentations

chrome/browser/extensions/api/web_navigation/web_navigation_api.cc

Index: chrome/browser/extensions/api/web_navigation/web_navigation_api.cc
diff --git a/chrome/browser/extensions/api/web_navigation/web_navigation_api.cc b/chrome/browser/extensions/api/web_navigation/web_navigation_api.cc
index 586dc32106f9bddb7d35508b6383cf0e9bd80c29..24a4de3c93a4c3223416afaa956faa0d3b49c8ef 100644
--- a/chrome/browser/extensions/api/web_navigation/web_navigation_api.cc
+++ b/chrome/browser/extensions/api/web_navigation/web_navigation_api.cc
@@ -7,7 +7,6 @@
 #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"
@@ -772,10 +771,6 @@ WebNavigationAPI::GetFactoryInstance() {
 }
 
 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);