Convert comments in ppb_flash.h to the standard format.

ppapi/c/private/ppb_flash.h

Index: ppapi/c/private/ppb_flash.h
diff --git a/ppapi/c/private/ppb_flash.h b/ppapi/c/private/ppb_flash.h
index 1a2f763fcd6fac06226ba126749f103a422ca95e..d0bff42e2d07ae6c969058043e381d35e9378da0 100644
--- a/ppapi/c/private/ppb_flash.h
+++ b/ppapi/c/private/ppb_flash.h
@@ -1,6 +1,7 @@
-// Copyright (c) 2011 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.
+/* Copyright (c) 2011 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 PPAPI_C_PRIVATE_PPB_FLASH_H_
 #define PPAPI_C_PRIVATE_PPB_FLASH_H_
@@ -16,12 +17,27 @@
 
 #define PPB_FLASH_INTERFACE "PPB_Flash;11"
 
+/**
+ * @file
+ * This file contains the <code>PPB_Flash</code> interface.
+ */
+
+
+/**
+ * @addtogroup Interfaces
+ * @{
+ */
+/**
+ * The <code>PPB_Flash</code> interface contains pointers to various functions
+ * that are only needed to support Pepper Flash.
+ */
 struct PPB_Flash {
-  // Sets or clears the rendering hint that the given plugin instance is always
-  // on top of page content. Somewhat more optimized painting can be used in
-  // this case.
+  /**
+   * Sets or clears the rendering hint that the given plugin instance is always
+   * on top of page content. Somewhat more optimized painting can be used in
+   * this case.
+   */
   void (*SetInstanceAlwaysOnTop)(PP_Instance instance, PP_Bool on_top);
-
   PP_Bool (*DrawGlyphs)(PP_Instance instance,
                         PP_Resource pp_image_data,
                         const struct PP_FontDescription_Dev* font_desc,
@@ -32,34 +48,43 @@ struct PPB_Flash {
                         uint32_t glyph_count,
                         const uint16_t glyph_indices[],
                         const struct PP_Point glyph_advances[]);
-
-  // Retrieves the proxy that will be used for the given URL. The result will
-  // be a string in PAC format, or an undefined var on error.
+  /**
+   * Retrieves the proxy that will be used for the given URL. The result will
+   * be a string in PAC format, or an undefined var on error.
+   */
   struct PP_Var (*GetProxyForURL)(PP_Instance instance, const char* url);
-
-  // Navigate to the URL given by the given URLRequestInfo. (This supports GETs,
-  // POSTs, and javascript: URLs.) May open a new tab if target is not "_self".
+  /**
+   * Navigate to the URL given by the given URLRequestInfo. (This supports GETs,
+   * POSTs, and javascript: URLs.) May open a new tab if target is not "_self".
+   */
   int32_t (*Navigate)(PP_Resource request_info,
                       const char* target,
                       bool from_user_action);
-
-  // Runs a nested message loop. The plugin will be reentered from this call.
-  // This function is used in places where Flash would normally enter a nested
-  // message loop (e.g., when displaying context menus), but Pepper provides
-  // only an asynchronous call. After performing that asynchronous call, call
-  // |RunMessageLoop()|. In the callback, call |QuitMessageLoop()|.
+  /**
+   * Runs a nested message loop. The plugin will be reentered from this call.
+   * This function is used in places where Flash would normally enter a nested
+   * message loop (e.g., when displaying context menus), but Pepper provides
+   * only an asynchronous call. After performing that asynchronous call, call
+   * |RunMessageLoop()|. In the callback, call |QuitMessageLoop()|.
+   */
   void (*RunMessageLoop)(PP_Instance instance);
-
-  // Posts a quit message for the outermost nested message loop. Use this to
-  // exit and return back to the caller after you call RunMessageLoop.
+  /**
+   * Posts a quit message for the outermost nested message loop. Use this to
+   * exit and return back to the caller after you call RunMessageLoop.
+   */
   void (*QuitMessageLoop)(PP_Instance instance);
-
-  // Retrieves the local time zone offset from GM time for the given UTC time.
+  /**
+   * Retrieves the local time zone offset from GM time for the given UTC time.
+   */
   double (*GetLocalTimeZoneOffset)(PP_Instance instance, PP_Time t);
-
-  // Gets a (string) with "command-line" options for Flash; used to pass
-  // run-time debugging parameters, etc.
+  /**
+   * Gets a (string) with "command-line" options for Flash; used to pass
+   * run-time debugging parameters, etc.
+   */
   struct PP_Var (*GetCommandLineArgs)(PP_Module module);
 };
+/**
+ * @}
+ */
 
-#endif  // PPAPI_C_PRIVATE_PPB_FLASH_H_
+#endif  /* PPAPI_C_PRIVATE_PPB_FLASH_H_ */