B2G/gecko/toolkit/content/tests/fennec-tile-testapp/chrome/content/TileManager.js
/**
   * Release a tile (i.e. mark it free).  Returns true if the operation
   * actually did something, false elsewise.
   */
Release a tile .  Returns true if the operation
actually did something, false elsewise.
Release a tile . Returns true if the operation actually did something false elsewise .
function releaseTile(tile) {
    if (tile && !tile.free) {
      tile._release();
      this._numFree++;
      return true;
    }
    return false;
  }
function releaseTile ( tile ) { if ( tile && ! tile . free ) { tile . _release ( ) ; this . _numFree ++ ; return true ; } return false ; }
Release a tile (i.e.
Release a tile ( i . e .