remove unused getTile() method and related tests

git-svn-id: http://svn.openlayers.org/branches/openlayers/2.0@1287 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/test_Layer_Grid.html

@@ -166,31 +166,6 @@
     }
 
 
-    function test_11_Layer_Grid_getTile(t) {
-
-        t.plan(2);
-        
-        var options = {tileSize: new OpenLayers.Size(500,50)};
-        var map = new OpenLayers.Map('map', options);
-
-   //test with tile creation
-        layer = new OpenLayers.Layer.WMS(name, url, params);
-        map.addLayer(layer);
-
-        map.setCenter(new OpenLayers.LonLat(0,0), 5);
-
-        //grab a reference to one of the tiles
-        var tile = layer.grid[0][0];        
-        
-        var gotTile = layer.getTile(tile.id); 
-        
-        t.ok( gotTile == tile, "got right tile");
-        
-        gotTile = layer.getTile("chicken"); 
-        t.ok( gotTile == null, "getTile() of bogus id returns null");
-    }
-
-
     function test_99_Layer_Grid_destroy (t) {
 
         t.plan( 4 );