Add an interface for Flash to clear its data.

ppapi/c/private/ppp_flash_browser_operations.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 private/ppp_flash_browser_operations.idl,
+ *   modified Thu Apr  5 20:54:09 2012.
+ */
+
+#ifndef PPAPI_C_PRIVATE_PPP_FLASH_BROWSER_OPERATIONS_H_
+#define PPAPI_C_PRIVATE_PPP_FLASH_BROWSER_OPERATIONS_H_
+
+#include "ppapi/c/pp_bool.h"
+#include "ppapi/c/pp_macros.h"
+#include "ppapi/c/pp_stdint.h"
+
+#define PPP_FLASH_BROWSEROPERATIONS_INTERFACE_1_0 \
+    "PPP_Flash_BrowserOperations;1.0"
+#define PPP_FLASH_BROWSEROPERATIONS_INTERFACE \
+    PPP_FLASH_BROWSEROPERATIONS_INTERFACE_1_0
+
+/**
+ * @file
+ * This file contains the <code>PPP_Flash_BrowserOperations</code> interface.
+ */
+
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+/**
+ * This interface allows the browser to request the plugin do things.
+ */
+struct PPP_Flash_BrowserOperations_1_0 {
+  /**
+   * This function allows the plugin to implement the "Clear site data" feature.
+   *
+   * @profile_dir String containing the directory of the profile. On UTF-16
+   * systems (Windows), this will be encoded as UTF-8.
+   *
+   * @arg site String specifying which site to clear the data for. This will
+   * be null to clear data for all sites.
+   *
+   * @arg flags Currently always 0 in Chrome to clear all data. This may be
+   * extended in the future to clear only specific types of data.
+   *
+   * @arg max_age The maximum age in seconds to clear data for. This allows the
+   * plugin to implement "clear past hour" and "clear past data", etc.
+   *
+   * @return PP_TRUE on success, PP_FALSE on failure.
+   *
+   * See also the NPP_ClearSiteData function in NPAPI.
+   * https://wiki.mozilla.org/NPAPI:ClearSiteData
+   */
+  PP_Bool (*ClearSiteData)(const char* profile_dir,
+                           const char* site,
+                           uint64_t flags,
+                           uint64_t max_age);
+};
+
+typedef struct PPP_Flash_BrowserOperations_1_0 PPP_Flash_BrowserOperations;
+/**
+ * @}
+ */
+
+#endif  /* PPAPI_C_PRIVATE_PPP_FLASH_BROWSER_OPERATIONS_H_ */
+