Convert WindowOpenDisposition to an enum class.

content/public/common/common_param_traits_macros.h

 // 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.
 
 // Singly or Multiply-included shared traits file depending on circumstances.
 // This allows the use of IPC serialization macros in more than one IPC message
 // file.
 #ifndef CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_MACROS_H_
 #define CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_MACROS_H_
 
@@ skipping 39 matching lines @@
                           content::SECURITY_STYLE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebFrameSerializerCacheControlPolicy,
                           blink::WebFrameSerializerCacheControlPolicy::Last)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebReferrerPolicy,
                           blink::WebReferrerPolicyLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::mojom::PermissionStatus,
                           blink::mojom::PermissionStatus::LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(content::EditingBehavior,
                           content::EDITING_BEHAVIOR_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(WindowOpenDisposition,
-                          WINDOW_OPEN_DISPOSITION_LAST)
+                          WindowOpenDisposition::MAX_VALUE)
 IPC_ENUM_TRAITS_MAX_VALUE(net::RequestPriority, net::MAXIMUM_PRIORITY)
 IPC_ENUM_TRAITS_MAX_VALUE(content::V8CacheOptions,
                           content::V8_CACHE_OPTIONS_LAST)
 #if defined(OS_ANDROID)
 IPC_ENUM_TRAITS_MAX_VALUE(content::ProgressBarCompletion,
                           content::ProgressBarCompletion::LAST)
 #endif
 IPC_ENUM_TRAITS_MIN_MAX_VALUE(ui::PointerType,
                               ui::POINTER_TYPE_FIRST,
                               ui::POINTER_TYPE_LAST)
@@ skipping 209 matching lines @@
 IPC_ENUM_TRAITS_MAX_VALUE(ui::AXStringAttribute, ui::AX_STRING_ATTRIBUTE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(ui::AXTextAffinity, ui::AX_TEXT_AFFINITY_LAST)
 
 IPC_STRUCT_TRAITS_BEGIN(ui::AXRelativeBounds)
   IPC_STRUCT_TRAITS_MEMBER(offset_container_id)
   IPC_STRUCT_TRAITS_MEMBER(bounds)
   IPC_STRUCT_TRAITS_MEMBER(transform)
 IPC_STRUCT_TRAITS_END()
 
 #endif  // CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_MACROS_H_