PrintPreview: Remove |page_number| from StartPageForVectorCanvas function.

printing/pdf_metafile_skia.h

 // 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.
 
 #ifndef PRINTING_PDF_METAFILE_SKIA_H_
 #define PRINTING_PDF_METAFILE_SKIA_H_
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
@@ skipping 12 matching lines @@
 class PdfMetafileSkia : public Metafile {
  public:
   PdfMetafileSkia();
   virtual ~PdfMetafileSkia();
 
   // Metafile methods.
   virtual bool Init();
   virtual bool InitFromData(const void* src_buffer, uint32 src_buffer_size);
 
   virtual SkDevice* StartPageForVectorCanvas(
-      int page_number,
       const gfx::Size& page_size,
       const gfx::Rect& content_area,
       const float& scale_factor);
 
   virtual bool StartPage(const gfx::Size& page_size,
                          const gfx::Rect& content_area,
                          const float& scale_factor);
   virtual bool FinishPage();
   virtual bool FinishDocument();
 
@@ skipping 22 matching lines @@
 #endif
 
 #if defined(OS_CHROMEOS)
   virtual bool SaveToFD(const base::FileDescriptor& fd) const;
 #endif  // if defined(OS_CHROMEOS)
 
   // Return a new metafile containing just the current page in draft mode.
   PdfMetafileSkia* GetMetafileForCurrentPage();
 
  private:
-  static const int kNoOutstandingPage = -1;
-
   scoped_ptr<PdfMetafileSkiaData> data_;
 
-  // Page number of the outstanding page, or kNoOutstandingPage.
-  int outstanding_page_number_;
+  // True when finish page is outstanding for current page.
+  bool page_outstanding_;
 
   DISALLOW_COPY_AND_ASSIGN(PdfMetafileSkia);
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_PDF_METAFILE_SKIA_H_