[Chrome] Support NumCopies print preset

ppapi/api/dev/ppb_printing_dev.idl

Index: ppapi/api/dev/ppb_printing_dev.idl
diff --git a/ppapi/api/dev/ppb_printing_dev.idl b/ppapi/api/dev/ppb_printing_dev.idl
index 60239d2f7d88d7568eecc1bd482edc003dc6be58..c8a68a110d1763140a5ac346fac9e5ee0b785204 100644
--- a/ppapi/api/dev/ppb_printing_dev.idl
+++ b/ppapi/api/dev/ppb_printing_dev.idl
@@ -11,7 +11,8 @@
 
 // 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 {
@@ -41,4 +42,18 @@ interface PPB_Printing_Dev {
   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);
 };