Removed NativeMetafile and PreviewMetafile typedef as it's always PdfMetafileSkia.

chrome/renderer/printing/print_web_view_helper.h

 // 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.
 
 #ifndef CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 #define CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_
 
 #include <vector>
 
 #include "base/callback.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/renderer/render_view_observer_tracker.h"
-#include "printing/metafile_impl.h"
+#include "printing/pdf_metafile_skia.h"
 #include "third_party/WebKit/public/platform/WebCanvas.h"
 #include "third_party/WebKit/public/web/WebNode.h"
 #include "third_party/WebKit/public/web/WebPrintParams.h"
 #include "ui/gfx/size.h"
 
 struct PrintMsg_Print_Params;
 struct PrintMsg_PrintPage_Params;
 struct PrintMsg_PrintPages_Params;
 struct PrintHostMsg_SetOptionsFromDocument_Params;
 
@@ skipping 359 matching lines @@
 
     // Frame to be use to render preview. May be the same as source_frame(), or
     // generated from it, e.g. copy of selected block.
     blink::WebLocalFrame* prepared_frame();
     // Node to be use to render preview. May be the same as source_node(), or
     // generated from it, e.g. copy of selected block.
     const blink::WebNode& prepared_node() const;
 
     int total_page_count() const;
     bool generate_draft_pages() const;
-    PreviewMetafile* metafile();
+    PdfMetafileSkia* metafile();
     gfx::Size GetPrintCanvasSize() const;
     int last_error() const;
 
    private:
     enum State {
       UNINITIALIZED,  // Not ready to render.
       INITIALIZED,    // Ready to render.
       RENDERING,      // Rendering.
       DONE            // Finished rendering.
     };
 
     // Reset some of the internal rendering context.
     void ClearContext();
 
     // Specifies what to render for print preview.
     FrameReference source_frame_;
     blink::WebNode source_node_;
 
     scoped_ptr<PrepareFrameAndViewForPrint> prep_frame_view_;
-    scoped_ptr<PreviewMetafile> metafile_;
+    scoped_ptr<PdfMetafileSkia> metafile_;
 
     // Total page count in the renderer.
     int total_page_count_;
 
     // The current page to render.
     int current_page_index_;
 
     // List of page indices that need to be rendered.
     std::vector<int> pages_to_render_;
 
@@ skipping 21 matching lines @@
   // hangs because RequestPrintPreview is called before DidStopLoading() is
   // called. This is a store for the RequestPrintPreview() call and its
   // parameters so that it can be invoked after DidStopLoading.
   base::Closure on_stop_loading_closure_;
   DISALLOW_COPY_AND_ASSIGN(PrintWebViewHelper);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_RENDERER_PRINTING_PRINT_WEB_VIEW_HELPER_H_