Move Emf class to the printing library. Also creates a platform agnostic Nat...

chrome/common/render_messages.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef CHROME_COMMON_RENDER_MESSAGES_H_
 #define CHROME_COMMON_RENDER_MESSAGES_H_
 
 #include <string>
 #include <vector>
 #include <map>
@@ skipping 317 matching lines @@
   ViewMsg_Print_Params params;
 
   // If empty, this means a request to render all the printed pages.
   std::vector<int> pages;
 };
 
 // Parameters to describe a rendered page.
 struct ViewHostMsg_DidPrintPage_Params {
   // A shared memory handle to the EMF data. This data can be quite large so a
   // memory map needs to be used.
-  base::SharedMemoryHandle emf_data_handle;
+  base::SharedMemoryHandle metafile_data_handle;
 
-  // Size of the EMF data.
+  // Size of the metafile data.
   unsigned data_size;
 
   // Cookie for the document to ensure correctness.
   int document_cookie;
 
   // Page number.
   int page_number;
 
   // Shrink factor used to render this page.
   double actual_shrink;
@@ skipping 1132 matching lines @@
   static void Log(const param_type& p, std::wstring* l) {
     l->append(L"<ViewMsg_PrintPages_Params>");
   }
 };
 
 // Traits for ViewHostMsg_DidPrintPage_Params
 template <>
 struct ParamTraits<ViewHostMsg_DidPrintPage_Params> {
   typedef ViewHostMsg_DidPrintPage_Params param_type;
   static void Write(Message* m, const param_type& p) {
-    WriteParam(m, p.emf_data_handle);
+    WriteParam(m, p.metafile_data_handle);
     WriteParam(m, p.data_size);
     WriteParam(m, p.document_cookie);
     WriteParam(m, p.page_number);
     WriteParam(m, p.actual_shrink);
   }
   static bool Read(const Message* m, void** iter, param_type* p) {
-    return ReadParam(m, iter, &p->emf_data_handle) &&
+    return ReadParam(m, iter, &p->metafile_data_handle) &&
            ReadParam(m, iter, &p->data_size) &&
            ReadParam(m, iter, &p->document_cookie) &&
            ReadParam(m, iter, &p->page_number) &&
            ReadParam(m, iter, &p->actual_shrink);
   }
   static void Log(const param_type& p, std::wstring* l) {
     l->append(L"<ViewHostMsg_DidPrintPage_Params>");
   }
 };
 
@@ skipping 402 matching lines @@
   }
 };
 
 }  // namespace IPC
 
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/render_messages_internal.h"
 #include "chrome/common/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_H_