Revert of Combine PDF plugin into the Chromium binary.

chrome/utility/printing_handler.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.
 
 #ifndef CHROME_UTILITY_PRINTING_HANDLER_H_
 #define CHROME_UTILITY_PRINTING_HANDLER_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "chrome/utility/utility_message_handler.h"
 #include "ipc/ipc_platform_file.h"
 #include "printing/pdf_render_settings.h"
 
 #if !defined(ENABLE_PRINT_PREVIEW) && !defined(OS_WIN)
 #error "Windows or full printing must be enabled"
 #endif
 
 namespace printing {
 class PdfRenderSettings;
 struct PwgRasterSettings;
 struct PageRange;
 }
 
 // Dispatches IPCs for printing.
 class PrintingHandler : public UtilityMessageHandler {
  public:
   PrintingHandler();
   ~PrintingHandler() override;
 
+  static void PreSandboxStartup();
+
   // IPC::Listener:
   bool OnMessageReceived(const IPC::Message& message) override;
 
  private:
   // IPC message handlers.
 #if defined(OS_WIN)
   void OnRenderPDFPagesToMetafile(IPC::PlatformFileForTransit pdf_transit,
                                   const printing::PdfRenderSettings& settings);
   void OnRenderPDFPagesToMetafileGetPage(
       int page_number,
@@ skipping 27 matching lines @@
 
 #if defined(OS_WIN)
   std::vector<char> pdf_data_;
   printing::PdfRenderSettings pdf_rendering_settings_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(PrintingHandler);
 };
 
 #endif  // CHROME_UTILITY_PRINTING_HANDLER_H_