Generate the print messages in components/printing

components/printing/common/print_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 printing.
 // Multiply-included message file, hence no include guard.
 
 #include <string>
 #include <vector>
 
 #include "base/memory/shared_memory.h"
 #include "base/values.h"
 #include "ipc/ipc_message_macros.h"
 #include "printing/page_range.h"
 #include "printing/page_size_margins.h"
 #include "printing/print_job_constants.h"
+#include "printing/printing_param_traits_macros.h"
 #include "third_party/WebKit/public/web/WebPrintScalingOption.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/ipc/gfx_param_traits.h"
 #include "ui/gfx/native_widget_types.h"
 
+// Force multiple inclusion of the param traits file to generate all methods.
+#undef PRINTING_PRINTING_PARAM_TRAITS_MACROS_H_
+
 #ifndef COMPONENTS_PRINTING_COMMON_PRINT_MESSAGES_H_
 #define COMPONENTS_PRINTING_COMMON_PRINT_MESSAGES_H_
 
 struct PrintMsg_Print_Params {
   PrintMsg_Print_Params();
   ~PrintMsg_Print_Params();
 
   // Resets the members of the struct to 0.
   void Reset();
 
@@ skipping 47 matching lines @@
   bool is_scaling_disabled;
   int copies;
   printing::DuplexMode duplex;
   printing::PageRanges page_ranges;
 };
 
 #endif  // COMPONENTS_PRINTING_COMMON_PRINT_MESSAGES_H_
 
 #define IPC_MESSAGE_START PrintMsgStart
 
-IPC_ENUM_TRAITS_MAX_VALUE(printing::MarginType,
-                          printing::MARGIN_TYPE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(blink::WebPrintScalingOption,
                           blink::WebPrintScalingOptionLast)
-IPC_ENUM_TRAITS_MIN_MAX_VALUE(printing::DuplexMode,
-                              printing::UNKNOWN_DUPLEX_MODE,
-                              printing::SHORT_EDGE)
 
 // Parameters for a render request.
 IPC_STRUCT_TRAITS_BEGIN(PrintMsg_Print_Params)
   // Physical size of the page, including non-printable margins,
   // in pixels according to dpi.
   IPC_STRUCT_TRAITS_MEMBER(page_size)
 
   // In pixels according to dpi_x and dpi_y.
   IPC_STRUCT_TRAITS_MEMBER(content_size)
 
@@ skipping 364 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED0_0(PrintHostMsg_SetupScriptedPrintPreview)
 
 // Tell the browser to show the print preview, when the document is sufficiently
 // loaded such that the renderer can determine whether it is modifiable or not.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_ShowScriptedPrintPreview,
                     bool /* is_modifiable */)
 
 // Notify the browser to set print presets based on source PDF document.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_SetOptionsFromDocument,
                     PrintHostMsg_SetOptionsFromDocument_Params /* params */)