Remove enable_notifications build flag and define

chrome/browser/permissions/permission_util.cc

 // Copyright 2015 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 "chrome/browser/permissions/permission_util.h"
 
 #include "build/build_config.h"
 #include "base/feature_list.h"
 #include "base/logging.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
@@ skipping 42 matching lines @@
   }
   NOTREACHED();
   return std::string();
 }
 
 PermissionRequestType PermissionUtil::GetRequestType(
     content::PermissionType type) {
   switch (type) {
     case content::PermissionType::GEOLOCATION:
       return PermissionRequestType::PERMISSION_GEOLOCATION;
-#if defined(ENABLE_NOTIFICATIONS)
     case content::PermissionType::NOTIFICATIONS:
       return PermissionRequestType::PERMISSION_NOTIFICATIONS;
-#endif
     case content::PermissionType::MIDI_SYSEX:
       return PermissionRequestType::PERMISSION_MIDI_SYSEX;
     case content::PermissionType::PUSH_MESSAGING:
       return PermissionRequestType::PERMISSION_PUSH_MESSAGING;
     case content::PermissionType::PROTECTED_MEDIA_IDENTIFIER:
       return PermissionRequestType::PERMISSION_PROTECTED_MEDIA_IDENTIFIER;
     case content::PermissionType::FLASH:
       return PermissionRequestType::PERMISSION_FLASH;
     default:
       NOTREACHED();
@@ skipping 83 matching lines @@
   ContentSetting final_content_setting = settings_map->GetContentSetting(
       primary_url_, secondary_url_, content_type_, std::string());
   if (final_content_setting != CONTENT_SETTING_ALLOW) {
     PermissionType permission_type;
     if (PermissionUtil::GetPermissionType(content_type_, &permission_type)) {
       PermissionUmaUtil::PermissionRevoked(permission_type, source_ui_,
                                            primary_url_, profile_);
     }
   }
 }