Revert of clean up printing::Image and printing::Metafile

printing/metafile.h

Index: printing/metafile.h
diff --git a/printing/metafile.h b/printing/metafile.h
index 88ab032b89ebda9dd27b2ddabf581111eca1bfd5..98eaa39702f7064171dc255d740e6c260168b5da 100644
--- a/printing/metafile.h
+++ b/printing/metafile.h
@@ -13,6 +13,10 @@
 #include "build/build_config.h"
 #include "printing/native_drawing_context.h"
 #include "printing/printing_export.h"
+
+#if defined(OS_WIN)
+#include <windows.h>
+#endif
 
 namespace base {
 class File;
@@ -99,6 +103,19 @@
 
   virtual skia::NativeDrawingContext context() const = 0;
 
+#if defined(OS_WIN)
+  // "Plays" the EMF buffer in a HDC. It is the same effect as calling the
+  // original GDI function that were called when recording the EMF. |rect| is in
+  // "logical units" and is optional. If |rect| is NULL, the natural EMF bounds
+  // are used.
+  // Note: Windows has been known to have stack buffer overflow in its GDI
+  // functions, whether used directly or indirectly through precompiled EMF
+  // data. We have to accept the risk here. Since it is used only for printing,
+  // it requires user intervention.
+  virtual bool Playback(skia::NativeDrawingContext hdc,
+                        const RECT* rect) const = 0;
+#endif  // OS_WIN
+
   // MetfilePlayer
   bool GetDataAsVector(std::vector<char>* buffer) const override;
   bool SaveTo(base::File* file) const override;