PrintPreview: Remove |page_number| from StartPageForVectorCanvas function.

printing/pdf_metafile_skia.h

Index: printing/pdf_metafile_skia.h
diff --git a/printing/pdf_metafile_skia.h b/printing/pdf_metafile_skia.h
index 4ce5337f44244b366269adae2fe3ebb5b918ed91..04fb9986aac28f708bf6270b446466fe4a9130f3 100644
--- a/printing/pdf_metafile_skia.h
+++ b/printing/pdf_metafile_skia.h
@@ -30,7 +30,6 @@ class PdfMetafileSkia : public Metafile {
   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);
@@ -77,8 +76,8 @@ class PdfMetafileSkia : public Metafile {
 
   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);
 };