Run clang-modernize -use-nullptr over src/extensions/.

extensions/common/permissions/permissions_info.cc

 // Copyright 2013 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 "extensions/common/permissions/permissions_info.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
@@ skipping 15 matching lines @@
 
   for (size_t i = 0; i < permissions.size(); ++i)
     RegisterPermission(permissions[i]);
   for (size_t i = 0; i < aliases.size(); ++i)
     RegisterAlias(aliases[i].name, aliases[i].alias);
 }
 
 const APIPermissionInfo* PermissionsInfo::GetByID(
     APIPermission::ID id) const {
   IDMap::const_iterator i = id_map_.find(id);
-  return (i == id_map_.end()) ? NULL : i->second;
+  return (i == id_map_.end()) ? nullptr : i->second;
 }
 
 const APIPermissionInfo* PermissionsInfo::GetByName(
     const std::string& name) const {
   NameMap::const_iterator i = name_map_.find(name);
-  return (i == name_map_.end()) ? NULL : i->second;
+  return (i == name_map_.end()) ? nullptr : i->second;
 }
 
 APIPermissionSet PermissionsInfo::GetAll() const {
   APIPermissionSet permissions;
   for (IDMap::const_iterator i = id_map_.begin(); i != id_map_.end(); ++i)
     permissions.insert(i->second->id());
   return permissions;
 }
 
 APIPermissionSet PermissionsInfo::GetAllByName(
@@ skipping 35 matching lines @@
   DCHECK(!ContainsKey(id_map_, permission->id()));
   DCHECK(!ContainsKey(name_map_, permission->name()));
 
   id_map_[permission->id()] = permission;
   name_map_[permission->name()] = permission;
 
   permission_count_++;
 }
 
 }  // namespace extensions