Add public getContainer API to TileLayer, and test for it.

spec/suites/layer/TileLayerSpec.js

@@ -19,6 +19,16 @@ describe('TileLayer', function () {
 				expect(map.getMinZoom()).toBe(minZoom);
 			});
 		});
+
+        describe("accessing a tilelayer's properties", function () {
+            it('provides a container', function () {
+				map.setView([0, 0], 1);
+
+                var layer = L.tileLayer("{z}{x}{y}").addTo(map);
+                expect(layer.getContainer()).toBeTruthy();
+            });
+        });
+
 		describe("when a tilelayer is added to a map that already has a tilelayer", function () {
 			it("has its zoomlevels updated to fit the new layer", function () {
 				map.setView([0, 0], 1);

src/layer/tile/TileLayer.js

@@ -122,6 +122,10 @@ L.TileLayer = L.Class.extend({
 		return this.options.attribution;
 	},
 
+	getContainer: function () {
+        return this._container;
+    },
+
 	setOpacity: function (opacity) {
 		this.options.opacity = opacity;