@Override public boolean deleteFile(String path){
  try {
    mDBApi.delete(path);
    return true;
  }
 catch (  DropboxException e) {
    e.printStackTrace();
    return false;
  }
}

@ Override public boolean deleteFile ( String path ) { try { mDBApi . delete ( path ) ; return true ; } catch ( DropboxException e ) { e . printStackTrace ( ) ; return false ; } }
deletes a file or folder from the dropbox
