cros gdata: only comments change

chrome/browser/chromeos/gdata/gdata_file_system.cc

 // 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.
 
 #include "chrome/browser/chromeos/gdata/gdata_file_system.h"
 
 #include <errno.h>
 
 #include <utility>
 
@@ skipping 127 matching lines @@
                  << "\", " << error;
     } else {
       DVLOG(1) << "Created dir " << paths_to_create[i].value();
     }
   }
 
   return error;
 }
 
 // Modifies cache state of file on IO thread pool, which involves:
-// - moving file from |source_path| to |dest_path| if they're different
+// - moving or copying file (per |file_operation_type|) from |source_path| to
+//  |dest_path| if they're different
 // - deleting symlink if |symlink_path| is not empty
 // - creating symlink if |symlink_path| is not empty and |create_symlink| is
 //   true.
 base::PlatformFileError ModifyCacheState(
     const FilePath& source_path,
     const FilePath& dest_path,
     gdata::GDataFileSystem::FileOperationType file_operation_type,
     const FilePath& symlink_path,
     bool create_symlink) {
   // Move or copy |source_path| to |dest_path| if they are different.
@@ skipping 3402 matching lines @@
   const bool posted = BrowserThread::PostTask(
       BrowserThread::FILE,
       from_here,
       base::Bind(&GDataFileSystem::RunTaskOnIOThreadPool,
                  base::Unretained(this),
                  task));
   DCHECK(posted);
 }
 
 }  // namespace gdata