Update WebScreenOrientationType to have a Last enum member.

content/common/view_messages.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.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 67 matching lines @@
 #define IPC_MESSAGE_START ViewMsgStart
 
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebDeviceEmulationParams::ScreenPosition,
                           blink::WebDeviceEmulationParams::kScreenPositionLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebMediaPlayerAction::Type,
                           blink::WebMediaPlayerAction::Type::kTypeLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPluginAction::Type,
                           blink::WebPluginAction::Type::kTypeLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPopupType,
                           blink::WebPopupType::kWebPopupTypeLast)
-// TODO(dcheng): Update WebScreenOrientationType to have a "Last" enum member.
 IPC_ENUM_TRAITS_MIN_MAX_VALUE(blink::WebScreenOrientationType,
                               blink::kWebScreenOrientationUndefined,
-                              blink::kWebScreenOrientationLandscapeSecondary)
+                              blink::WebScreenOrientationTypeLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebWorkerCreationError,
                           blink::kWebWorkerCreationErrorLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebTextDirection,
                           blink::WebTextDirection::kWebTextDirectionLast)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebDisplayMode,
                           blink::WebDisplayMode::kWebDisplayModeLast)
 IPC_ENUM_TRAITS(content::FaviconURL::IconType)
 IPC_ENUM_TRAITS(content::MenuItem::Type)
 IPC_ENUM_TRAITS_MAX_VALUE(content::NavigationGesture,
                           content::NavigationGestureLast)
@@ skipping 784 matching lines @@
                     int /* y */)
 
 #elif defined(OS_MACOSX)
 // Receives content of a web page as plain text.
 IPC_MESSAGE_ROUTED1(ViewMsg_GetRenderedTextCompleted, std::string)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.