Mark printing code as basic printing and/or print preview code.

components/printing/renderer/print_web_view_helper_mac.mm

 // 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 "components/printing/renderer/print_web_view_helper.h"
 
 #import <AppKit/AppKit.h>
 
 #include "base/logging.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/metrics/histogram.h"
 #include "components/printing/common/print_messages.h"
 #include "printing/metafile_skia_wrapper.h"
 #include "printing/page_size_margins.h"
 #include "skia/ext/platform_canvas.h"
 #include "third_party/WebKit/public/platform/WebCanvas.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 
 namespace printing {
 
-using blink::WebFrame;
-
+#if defined(ENABLE_BASIC_PRINTING)
 bool PrintWebViewHelper::PrintPagesNative(blink::WebFrame* frame,
                                           int page_count) {
   const PrintMsg_PrintPages_Params& params = *print_pages_params_;
   const PrintMsg_Print_Params& print_params = params.params;
 
   std::vector<int> printed_pages = GetPrintedPages(params, page_count);
   if (printed_pages.empty())
     return false;
 
   PrintMsg_PrintPage_Params page_params;
   page_params.params = print_params;
   for (int page_number : printed_pages) {
     page_params.page_number = page_number;
     PrintPageInternal(page_params, frame);
   }
   return true;
 }
+#endif  // defined(ENABLE_BASIC_PRINTING)
 
 void PrintWebViewHelper::PrintPageInternal(
     const PrintMsg_PrintPage_Params& params,
-    WebFrame* frame) {
+    blink::WebFrame* frame) {
   PdfMetafileSkia metafile;
   if (!metafile.Init())
     return;
 
   int page_number = params.page_number;
   gfx::Size page_size_in_dpi;
   gfx::Rect content_area_in_dpi;
   RenderPage(print_pages_params_->params, page_number, frame, false, &metafile,
              &page_size_in_dpi, &content_area_in_dpi);
   metafile.FinishDocument();
 
   PrintHostMsg_DidPrintPage_Params page_params;
   page_params.data_size = metafile.GetDataSize();
   page_params.page_number = page_number;
   page_params.document_cookie = params.params.document_cookie;
   page_params.page_size = page_size_in_dpi;
   page_params.content_area = content_area_in_dpi;
 
   // Ask the browser to create the shared memory for us.
   if (!CopyMetafileDataToSharedMem(metafile,
                                    &(page_params.metafile_data_handle))) {
     // TODO(thestig): Fail and return false instead.
     page_params.data_size = 0;
   }
 
   Send(new PrintHostMsg_DidPrintPage(routing_id(), page_params));
 }
 
+#if defined(ENABLE_PRINT_PREVIEW)
 bool PrintWebViewHelper::RenderPreviewPage(
     int page_number,
     const PrintMsg_Print_Params& print_params) {
   PrintMsg_Print_Params printParams = print_params;
   scoped_ptr<PdfMetafileSkia> draft_metafile;
   PdfMetafileSkia* initial_render_metafile = print_preview_context_.metafile();
 
   bool render_to_draft = print_preview_context_.IsModifiable() &&
                          is_print_ready_metafile_sent_;
 
@@ skipping 20 matching lines @@
   } else {
     if (print_preview_context_.IsModifiable() &&
         print_preview_context_.generate_draft_pages()) {
       DCHECK(!draft_metafile.get());
       draft_metafile =
           print_preview_context_.metafile()->GetMetafileForCurrentPage();
     }
   }
   return PreviewPageRendered(page_number, draft_metafile.get());
 }
+#endif  // defined(ENABLE_PRINT_PREVIEW)
 
 void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
                                     int page_number,
-                                    WebFrame* frame,
+                                    blink::WebFrame* frame,
                                     bool is_preview,
                                     PdfMetafileSkia* metafile,
                                     gfx::Size* page_size,
                                     gfx::Rect* content_rect) {
   double scale_factor = 1.0f;
   double webkit_shrink_factor = frame->getPrintPageShrink(page_number);
   PageSizeMargins page_layout_in_points;
   gfx::Rect content_area;
 
   ComputePageLayoutInPointsForCss(frame, page_number, params,
@@ skipping 27 matching lines @@
 #endif  // defined(ENABLE_PRINT_PREVIEW)
     RenderPageContent(frame, page_number, canvas_area, content_area,
                       scale_factor, static_cast<blink::WebCanvas*>(canvas));
   }
 
   // Done printing. Close the device context to retrieve the compiled metafile.
   metafile->FinishPage();
 }
 
 }  // namespace printing