rem: grid.remove(row); 
context:     clearGrid:function() {        while(grid.length > 0) {            var row = grid[0];            while(row.length > 0) {                var tile = row[0];                tile.destroy();                row.remove(tile);            }            grid.remove(row);                           }    }
meta: 1027	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1027/61d3c4412f8df939fe9339727859efa2c52c664f/Grid.js/clean/lib/OpenLayers/Layer/Grid.js