Removed IDC_PRINT_TO_DESTINATION.

printing/print_destination_interface.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_PRINT_DESTINATION_INTERFACE_H_
-#define PRINTING_PRINT_DESTINATION_INTERFACE_H_
-
-#include "base/memory/ref_counted.h"
-#include "printing/printing_export.h"
-
-namespace printing {
-
-class PrintDestinationInterface
-    : public base::RefCountedThreadSafe<PrintDestinationInterface> {
- public:
-  // Sets the number of pages to print as soon as it is known.
-  virtual void SetPageCount(int page_count) = 0;
-
-  // Sets the metafile bits for a given page as soon as it is ready.
-  virtual void SetPageContent(int page_number,
-                              void* content,
-                              size_t content_size) = 0;
- protected:
-  friend class base::RefCountedThreadSafe<PrintDestinationInterface>;
-  virtual ~PrintDestinationInterface() {}
-};
-
-PRINTING_EXPORT PrintDestinationInterface* CreatePrintDestination();
-
-}  // namespace printing
-
-#endif  // PRINTING_PRINT_DESTINATION_INTERFACE_H_