Delete temporarily dir for PDF to EMF conversion after all EMF files closed.

printing/emf_win.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 PRINTING_EMF_WIN_H_
 #define PRINTING_EMF_WIN_H_
 
 #include <windows.h>
 
 #include <vector>
@@ skipping 24 matching lines @@
  public:
   class Record;
   class Enumerator;
   struct EnumerationContext;
 
   // Generates a virtual HDC that will record every GDI commands and compile
   // it in a EMF data stream.
   Emf();
   virtual ~Emf();
 
+  // Closes metafile.
+  void Close();
+
   // Generates a new metafile that will record every GDI command, and will
   // be saved to |metafile_path|.
   virtual bool InitToFile(const base::FilePath& metafile_path);
 
   // Initializes the Emf with the data in |metafile_path|.
   virtual bool InitFromFile(const base::FilePath& metafile_path);
 
   // Metafile methods.
   virtual bool Init() OVERRIDE;
   virtual bool InitFromData(const void* src_buffer,
@@ skipping 143 matching lines @@
   std::vector<Record> items_;
 
   EnumerationContext context_;
 
   DISALLOW_COPY_AND_ASSIGN(Enumerator);
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_EMF_WIN_H_