PPAPI: Remove out-dated or unnecessary TODOs from public files.

ppapi/api/ppb_file_system.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.
  */
 
 /**
  * This file defines the API to create a file system associated with a file.
  */
 
 label Chrome {
@@ skipping 34 matching lines @@
    * any other operation on it.
    *
    * @param[in] file_system A <code>PP_Resource</code> corresponding to a file
    * system.
    * @param[in] expected_size The expected size of the file system.
    * @param[in] callback A <code>PP_CompletionCallback</code> to be called upon
    * completion of Open().
    *
    * @return An int32_t containing an error code from <code>pp_errors.h</code>.
    */
-  
-   /* 
-    * TODO(brettw) clarify whether this must have completed before a file can
-    * be opened in it. Clarify what it means to be "completed."
-    */

[dmichael (off chromium), 2012/03/19 17:41:52]

The first sentence in the documentation covers this, so this TODO is
unnecessary.

   int32_t Open([in] PP_Resource file_system,
                [in] int64_t expected_size,
                [in] PP_CompletionCallback callback);
 
   /**
    * GetType() returns the type of the provided file system.
    *
    * @param[in] file_system A <code>PP_Resource</code> corresponding to a file
    * system.
    *
    * @return A <code>PP_FileSystemType</code> with the file system type if
    * valid or <code>PP_FILESYSTEMTYPE_INVALID</code> if the provided resource
    * is not a valid file system. It is valid to call this function even before
    * Open() completes.
    */
   PP_FileSystemType GetType([in] PP_Resource file_system);
 };