PrintPreview: Remove |page_number| from StartPageForVectorCanvas function.

chrome/renderer/print_web_view_helper_linux.cc

 // 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.
 
 #include "chrome/renderer/print_web_view_helper.h"
 
 #include "base/file_descriptor_posix.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
@@ skipping 11 matching lines @@
 #include "base/process_util.h"
 #endif  // !defined(OS_CHROMEOS)
 
 using WebKit::WebFrame;
 using WebKit::WebNode;
 
 void PrintWebViewHelper::RenderPreviewPage(int page_number) {
   PrintMsg_PrintPage_Params page_params;
   page_params.params = print_preview_context_.print_params();
   page_params.page_number = page_number;
-  page_params.page_slot =
-      print_preview_context_.GetPageSlotForPage(page_number);
 
   base::TimeTicks begin_time = base::TimeTicks::Now();
   PrintPageInternal(page_params,
                     print_preview_context_.GetPrintCanvasSize(),
                     print_preview_context_.frame(),
                     print_preview_context_.metafile());
 
   print_preview_context_.RenderedPreviewPage(
       base::TimeTicks::Now() - begin_time);
   printing::Metafile* page_metafile = NULL;
@@ skipping 111 matching lines @@
 
   base::TimeTicks begin_time = base::TimeTicks::Now();
   base::TimeTicks page_begin_time = begin_time;
 
   PrintMsg_PrintPage_Params page_params;
   page_params.params = print_params;
   const gfx::Size& canvas_size = prepare->GetPrintCanvasSize();
   if (params.pages.empty()) {
     for (int i = 0; i < *page_count; ++i) {
       page_params.page_number = i;
-      page_params.page_slot = i;
       PrintPageInternal(page_params, canvas_size, frame, metafile);
     }
   } else {
     for (size_t i = 0; i < params.pages.size(); ++i) {
       page_params.page_number = params.pages[i];
-      page_params.page_slot = i;
       PrintPageInternal(page_params, canvas_size, frame, metafile);
     }
   }
 
   base::TimeDelta render_time = base::TimeTicks::Now() - begin_time;
 
   prepare->FinishPrinting();
   metafile->FinishDocument();
   return true;
 }
@@ skipping 13 matching lines @@
           page_layout_in_points.margin_left,
       page_layout_in_points.content_height +
           page_layout_in_points.margin_top +
           page_layout_in_points.margin_bottom);
   gfx::Rect content_area(page_layout_in_points.margin_left,
                          page_layout_in_points.margin_top,
                          page_layout_in_points.content_width,
                          page_layout_in_points.content_height);
 
   SkDevice* device = metafile->StartPageForVectorCanvas(
-      params.page_slot, page_size, content_area, 1.0f);
+      page_size, content_area, 1.0f);
   if (!device)
     return;
 
   // The printPage method take a reference to the canvas we pass down, so it
   // can't be a stack object.
   SkRefPtr<skia::VectorCanvas> canvas = new skia::VectorCanvas(device);
   canvas->unref();  // SkRefPtr and new both took a reference.
   printing::MetafileSkiaWrapper::SetMetafileOnCanvas(canvas.get(), metafile);
   frame->printPage(params.page_number, canvas.get());
 
   // TODO(myhuang): We should render the header and the footer.
 
   // Done printing. Close the device context to retrieve the compiled metafile.
   if (!metafile->FinishPage())
     NOTREACHED() << "metafile failed";
 }