Add support to send print preset options in one message

chrome/browser/printing/print_preview_message_handler.cc

 // 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.
 
 #include "chrome/browser/printing/print_preview_message_handler.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
@@ skipping 176 matching lines @@
 }
 
 void PrintPreviewMessageHandler::OnInvalidPrinterSettings(int document_cookie) {
   StopWorker(document_cookie);
   PrintPreviewUI* print_preview_ui = GetPrintPreviewUI();
   if (!print_preview_ui)
     return;
   print_preview_ui->OnInvalidPrinterSettings();
 }
 
-void PrintPreviewMessageHandler::OnPrintPreviewScalingDisabled() {
+void PrintPreviewMessageHandler::OnSetOptionsFromDocument(
+    const PrintHostMsg_SetOptionsFromDocument_Params& params) {
   PrintPreviewUI* print_preview_ui = GetPrintPreviewUI();
   if (!print_preview_ui)
     return;
-  print_preview_ui->OnPrintPreviewScalingDisabled();
+  print_preview_ui->OnSetOptionsFromDocument(params);
 }
 
 bool PrintPreviewMessageHandler::OnMessageReceived(
     const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PrintPreviewMessageHandler, message)
     IPC_MESSAGE_HANDLER(PrintHostMsg_RequestPrintPreview,
                         OnRequestPrintPreview)
     IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetPreviewPageCount,
                         OnDidGetPreviewPageCount)
     IPC_MESSAGE_HANDLER(PrintHostMsg_DidPreviewPage,
                         OnDidPreviewPage)
     IPC_MESSAGE_HANDLER(PrintHostMsg_MetafileReadyForPrinting,
                         OnMetafileReadyForPrinting)
     IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewFailed,
                         OnPrintPreviewFailed)
     IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetDefaultPageLayout,
                         OnDidGetDefaultPageLayout)
     IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewCancelled,
                         OnPrintPreviewCancelled)
     IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewInvalidPrinterSettings,
                         OnInvalidPrinterSettings)
-    IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewScalingDisabled,
-                        OnPrintPreviewScalingDisabled)
+    IPC_MESSAGE_HANDLER(PrintHostMsg_SetOptionsFromDocument,
+                        OnSetOptionsFromDocument)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 }  // namespace printing