Change includes of histogram.h to histogram_macros.h.

components/search_engines/default_search_pref_migration.cc

 // Copyright 2014 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/search_engines/default_search_pref_migration.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
-#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/prefs/pref_service.h"
 #include "components/search_engines/default_search_manager.h"
 #include "components/search_engines/search_engines_pref_names.h"
 #include "components/search_engines/template_url_data.h"
 #include "components/search_engines/template_url_service.h"
 #include "url/gurl.h"
 
@@ skipping 135 matching lines @@
 void ConfigureDefaultSearchPrefMigrationToDictionaryValue(
     PrefService* pref_service) {
   if (pref_service->GetInitializationStatus() ==
       PrefService::INITIALIZATION_STATUS_WAITING) {
     pref_service->AddPrefInitObserver(
         base::Bind(&OnPrefsInitialized, base::Unretained(pref_service)));
   } else {
     MigrateDefaultSearchPref(pref_service);
   }
 }