Spell success correctly.

chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h

 // Copyright 2014 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 CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_
 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 140 matching lines @@
       const base::FilePath& directory_path,
       const storage::AsyncFileUtil::ReadDirectoryCallback& callback) = 0;
 
   // Requests opening a file at |file_path|. If the file doesn't exist, then the
   // operation will fail. In case of any error, the returned file handle is 0.
   virtual AbortCallback OpenFile(const base::FilePath& file_path,
                                  OpenFileMode mode,
                                  const OpenFileCallback& callback) = 0;
 
   // Requests closing a file, previously opened with OpenFile() as a file with
-  // |file_handle|. For either succes or error |callback| must be called.
+  // |file_handle|. |callback| must be called.

[dschuyler, 2017/05/04 22:43:51]

nit: Starting on a |var| is unsightly :), Maybe:
The |callback| must be called.
or
The status |callback| must be called.

[Lei Zhang, 2017/05/17 21:14:38]

Done.

   virtual AbortCallback CloseFile(
       int file_handle,
       const storage::AsyncFileUtil::StatusCallback& callback) = 0;
 
   // Requests reading a file previously opened with |file_handle|. The callback
   // can be called multiple times until |has_more| is set to false. On success
   // it should return |length| bytes starting from |offset| in total. It can
   // return less only in case EOF is encountered.
   virtual AbortCallback ReadFile(int file_handle,
                                  net::IOBuffer* buffer,
@@ skipping 108 matching lines @@
   virtual void RemoveObserver(ProvidedFileSystemObserver* observer) = 0;
 
   // Returns a weak pointer to this object.
   virtual base::WeakPtr<ProvidedFileSystemInterface> GetWeakPtr() = 0;
 };
 
 }  // namespace file_system_provider
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_