FileWatchStartedCallback   31 chrome/browser/media_galleries/fileapi/file_path_watcher_util.cc     const FileWatchStartedCallback& watch_started_callback,
FileWatchStartedCallback   51 chrome/browser/media_galleries/fileapi/file_path_watcher_util.cc     const FileWatchStartedCallback& watch_started_callback,
FileWatchStartedCallback   21 chrome/browser/media_galleries/fileapi/file_path_watcher_util.h     const FileWatchStartedCallback& watch_started_callback,