Added PPB function to return default print settings

ppapi/c/dev/ppb_printing_dev.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.
+ */
+
+/* From dev/ppb_printing_dev.idl modified Tue Jun 12 14:05:10 2012. */
+
+#ifndef PPAPI_C_DEV_PPB_PRINTING_DEV_H_
+#define PPAPI_C_DEV_PPB_PRINTING_DEV_H_
+
+#include "ppapi/c/dev/pp_print_settings_dev.h"
+#include "ppapi/c/pp_bool.h"
+#include "ppapi/c/pp_instance.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_point.h"
+#include "ppapi/c/pp_rect.h"
+#include "ppapi/c/pp_size.h"
+#include "ppapi/c/pp_stdint.h"
+
+#define PPB_PRINTING_DEV_INTERFACE_0_6 "PPB_Printing(Dev);0.6"
+#define PPB_PRINTING_DEV_INTERFACE PPB_PRINTING_DEV_INTERFACE_0_6
+
+/**
+ * @file
+ * Implementation of the Printing interface.
+ */
+
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+struct PPB_Printing_Dev_0_6 {
+  /**
+   * Output the default print settings for the default printer into
+   * <code>print_settings</code>. Returns <code>PP_FALSE</code> on error.
+   */
+  PP_Bool (*GetDefaultPrintSettings)(
+      PP_Instance instance,
+      struct PP_PrintSettings_Dev* print_settings);
+};
+
+typedef struct PPB_Printing_Dev_0_6 PPB_Printing_Dev;
+/**
+ * @}
+ */
+
+#endif  /* PPAPI_C_DEV_PPB_PRINTING_DEV_H_ */
+