Reduce usage of FOR_EACH_OBSERVER macro in components/

components/variations/service/variations_service.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 "components/variations/service/variations_service.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 608 matching lines @@
   }
 
   DoActualFetch();
 }
 
 void VariationsService::NotifyObservers(
     const variations::VariationsSeedSimulator::Result& result) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (result.kill_critical_group_change_count > 0) {
-    FOR_EACH_OBSERVER(Observer, observer_list_,
-                      OnExperimentChangesDetected(Observer::CRITICAL));
+    for (auto& observer : observer_list_)
+      observer.OnExperimentChangesDetected(Observer::CRITICAL);
   } else if (result.kill_best_effort_group_change_count > 0) {
-    FOR_EACH_OBSERVER(Observer, observer_list_,
-                      OnExperimentChangesDetected(Observer::BEST_EFFORT));
+    for (auto& observer : observer_list_)
+      observer.OnExperimentChangesDetected(Observer::BEST_EFFORT);
   }
 }
 
 void VariationsService::OnURLFetchComplete(const net::URLFetcher* source) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK_EQ(pending_seed_request_.get(), source);
 
   const bool is_first_request = !initial_request_completed_;
   initial_request_completed_ = true;
 
@@ skipping 250 matching lines @@
 
   if (got_stored_country && stored_country == country_override)
     return false;
 
   base::Version version(version_info::GetVersionNumber());
   StorePermanentCountry(version, country_override);
   return true;
 }
 
 }  // namespace variations