Convert printing IPCs to Mojo

printing/pdf_render_settings.h

 // Copyright (c) 2011 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 PRINTING_PDF_RENDER_SETTINGS_H_
 #define PRINTING_PDF_RENDER_SETTINGS_H_
 
 #include "ipc/ipc_message_utils.h"
 #include "ipc/ipc_param_traits.h"
 #include "printing/printing_export.h"
@@ skipping 14 matching lines @@
   int dpi;
   bool autorotate;
 };
 
 }  // namespace printing
 
 namespace IPC {
 template <>
 struct ParamTraits<printing::PdfRenderSettings> {
   typedef printing::PdfRenderSettings param_type;
+
+  static void GetSize(base::PickleSizer* s, const param_type& p) {
+    GetParamSize(s, p.area);
+    GetParamSize(s, p.dpi);
+    GetParamSize(s, p.autorotate);
+  }
+
   static void Write(base::Pickle* m, const param_type& p) {
     WriteParam(m, p.area);
     WriteParam(m, p.dpi);
     WriteParam(m, p.autorotate);
   }
 
   static bool Read(const base::Pickle* m,
                    base::PickleIterator* iter,
                    param_type* r) {
     return ReadParam(m, iter, &r->area) &&
         ReadParam(m, iter, &r->dpi) &&
         ReadParam(m, iter, &r->autorotate);
   }
 
   static void Log(const param_type& p, std::string* l) {
     LogParam(p.area, l);
     l->append(", ");
     LogParam(p.dpi, l);
     l->append(", ");
     LogParam(p.autorotate, l);
   }
 };
 
 }  // namespace IPC
 
 #endif  // PRINTING_PDF_RENDER_SETTINGS_H_