Create a method which invalidates and requests all the tiles

Used after reconnection for example.

Change-Id: Ie9a15ec1fdec71ca8aba7d9b7417b05005c6c69a

loleaflet/src/core/Socket.js

@@ -799,8 +799,7 @@ L.Socket = L.Class.extend({
 				// we are reconnecting ...
 				this._reconnecting = false;
 				this._map._docLayer._resetClientVisArea();
-				this._map._docLayer._onMessage('invalidatetiles: EMPTY', null);
-				this._map._docLayer._update();
+				this._map._docLayer._requestNewTiles();
 				this._map.fire('statusindicator', {statusType: 'reconnected'});
 				this._map.setPermission(this._map.options.permission);
 			}

loleaflet/src/layer/tile/GridLayer.js

@@ -700,6 +700,16 @@ L.GridLayer = L.Layer.extend({
 		}
 	},
 
+	_requestNewTiles: function () {
+		this._onMessage('invalidatetiles: EMPTY', null);
+		this._update();
+	},
+
+	toggleTileDebugMode: function() {
+		this.toggleTileDebugModeImpl();
+		this._requestNewTiles();
+	},
+
 	_sendClientVisibleArea: function (forceUpdate) {
 		var visibleTopLeft = this._latLngToTwips(this._map.getBounds().getNorthWest());
 		var visibleBottomRight = this._latLngToTwips(this._map.getBounds().getSouthEast());

loleaflet/src/layer/tile/TileLayer.js

@@ -484,7 +484,7 @@ L.TileLayer = L.GridLayer.extend({
 		}
 	},
 
-	toggleTileDebugMode: function() {
+	toggleTileDebugModeImpl: function() {
 		this._debug = !this._debug;
 		if (!this._debug) {
 			this._map.removeLayer(this._debugInfo);
@@ -498,7 +498,6 @@ L.TileLayer = L.GridLayer.extend({
 			}
 			this._debugInit();
 		}
-		this._onMessage('invalidatetiles: EMPTY', null);
 	},
 
 	_onCommandValuesMsg: function (textMsg) {

loleaflet/src/map/Map.js

@@ -851,9 +851,8 @@ L.Map = L.Evented.extend({
 				this._socket.sendMessage('useractive');
 				this._active = true;
 				if (this._docLayer) {
-					this._docLayer._onMessage('invalidatetiles: EMPTY', null);
 					this._docLayer._resetClientVisArea();
-					this._docLayer._update();
+					this._docLayer._requestNewTiles();
 				}
 
 				if (vex.dialogID > 0) {