B2G/gecko/browser/devtools/webconsole/HUDService.jsm
/**
   * get a unique ID from the sequence generator
   *
   * @returns integer
   */
get a unique ID from the sequence generator
@returns integer
get a unique ID from the sequence generator @returns integer
function HS_sequencerId()
  {
    if (!this.sequencer) {
      this.sequencer = this.createSequencer(-1);
    }
    return this.sequencer.next();
  }
function HS_sequencerId ( ) { if ( ! this . sequencer ) { this . sequencer = this . createSequencer ( - 1 ) ; } return this . sequencer . next ( ) ; }
get a unique ID from the sequence generator
 @returns integer
get a unique ID from the sequence generator @returns integer