[Chrome] Support NumCopies print preset

ppapi/api/dev/ppb_printing_dev.idl

 /* 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.
  */
 
 /**
  * Definition of the PPB_Printing interface.
  */
 
 [generate_thunk]
 
 // Note: This version should always match the PPP_Printing_Dev interface.
 label Chrome {
-  M23 = 0.7
+  M23 = 0.7,
+  M39 = 0.8
 };
 
 interface PPB_Printing_Dev {
   /** Create a resource for accessing printing functionality.
    *
    * @param[in] instance A <code>PP_Instance</code> identifying one instance
    * of a module.
    *
    * @return A <code>PP_Resource</code> containing the printing resource if
    * successful or 0 if it could not be created.
    */
   PP_Resource Create([in] PP_Instance instance);
 
   /**
    * Outputs the default print settings for the default printer into
    * <code>print_settings</code>. The callback is called with
    * <code>PP_OK</code> when the settings have been retrieved successfully.
    *
    * @param[in] resource The printing resource.
    *
    * @param[in] callback A <code>CompletionCallback</code> to be called when
    * <code>print_settings</code> have been retrieved.
    *
    * @return PP_OK_COMPLETIONPENDING if request for the default print settings
    * was successful, another error code from pp_errors.h on failure.
    */
   int32_t GetDefaultPrintSettings([in] PP_Resource resource,
                                   [out] PP_PrintSettings_Dev print_settings,
                                   [in] PP_CompletionCallback callback);
+
+  /**
+   * Sets the print preset options in print preview dialog based on properties
+   * set in the source pdf document.
+   *
+   * @param[in] resource The printing resource.
+   *
+   * @param[in] print_options The print preset options set in
+   * <code>PP_PrintPresetOptions_Dev</code>.
+   */
+   [version=0.8]
+   void SetPrintPresetOptionsFromDocument([in] PP_Resource resource,
+                                          [in] PP_PrintPresetOptions_Dev print_options);

[Vitaly Buka (NO REVIEWS), 2014/09/03 21:36:24]

long line

 };