Apply automatic range checks to content enum types across IPC.

chrome/common/chrome_utility_printing_messages.h

 // 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.
 
 // Multiply-included message file, so no include guard.
 
 #include <string>
 #include <vector>
 
 #include "ipc/ipc_message_macros.h"
@@ skipping 31 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(color_changeable)
   IPC_STRUCT_TRAITS_MEMBER(color_default)
   IPC_STRUCT_TRAITS_MEMBER(color_model)
   IPC_STRUCT_TRAITS_MEMBER(bw_model)
   IPC_STRUCT_TRAITS_MEMBER(papers)
   IPC_STRUCT_TRAITS_MEMBER(default_paper)
   IPC_STRUCT_TRAITS_MEMBER(dpis)
   IPC_STRUCT_TRAITS_MEMBER(default_dpi)
 IPC_STRUCT_TRAITS_END()
 
-IPC_ENUM_TRAITS(printing::PwgRasterTransformType)
+IPC_ENUM_TRAITS_MAX_VALUE(printing::PwgRasterTransformType,
+                          printing::TRANSFORM_TYPE_LAST)
 
 IPC_STRUCT_TRAITS_BEGIN(printing::PwgRasterSettings)
   IPC_STRUCT_TRAITS_MEMBER(odd_page_transform)
   IPC_STRUCT_TRAITS_MEMBER(rotate_all_pages)
   IPC_STRUCT_TRAITS_MEMBER(reverse_page_order)
 IPC_STRUCT_TRAITS_END()
 
 //------------------------------------------------------------------------------
 // Utility process messages:
 // These are messages from the browser to the utility process.
@@ skipping 80 matching lines @@
 // Reply when the utility process loaded PDF. |page_count| is 0, if loading
 // failed.
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_RenderPDFPagesToMetafiles_PageCount,
                      int /* page_count */)
 
 // Reply when the utility process rendered the PDF page.
 IPC_MESSAGE_CONTROL2(ChromeUtilityHostMsg_RenderPDFPagesToMetafiles_PageDone,
                      bool /* success */,
                      double /* scale_factor */)
 #endif  // ENABLE_PRINTING && OS_WIN