Move printing defines to buildflag system.

components/printing/renderer/print_web_view_helper_pdf_win.cc

 // 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.
 
 #include "components/printing/renderer/print_web_view_helper.h"
 
 #include <stddef.h>
 
 #include "base/logging.h"
 #include "base/process/process_handle.h"
 #include "components/printing/common/print_messages.h"
+#include "printing/features/features.h"
 #include "printing/metafile_skia_wrapper.h"
 
 namespace printing {
 
-#if defined(ENABLE_BASIC_PRINTING)
+#if BUILDFLAG(ENABLE_BASIC_PRINTING)
 bool PrintWebViewHelper::PrintPagesNative(blink::WebLocalFrame* frame,
                                           int page_count) {
   const PrintMsg_PrintPages_Params& params = *print_pages_params_;
   std::vector<int> printed_pages = GetPrintedPages(params, page_count);
   if (printed_pages.empty())
     return false;
 
   std::vector<gfx::Size> page_size_in_dpi(printed_pages.size());
   std::vector<gfx::Rect> content_area_in_dpi(printed_pages.size());
 
@@ skipping 32 matching lines @@
     printed_page_params.page_size = page_size_in_dpi[i];
     printed_page_params.content_area = content_area_in_dpi[i];
     Send(new PrintHostMsg_DidPrintPage(routing_id(), printed_page_params));
     // Send the rest of the pages with an invalid metafile handle.
     // TODO(erikchen): Fix semantics. See https://crbug.com/640840
     if (printed_page_params.metafile_data_handle.IsValid())
       printed_page_params.metafile_data_handle = base::SharedMemoryHandle();
   }
   return true;
 }
-#endif  // defined(ENABLE_BASIC_PRINTING)
+#endif  // BUILDFLAG(ENABLE_BASIC_PRINTING)
 
 }  // namespace printing