Remove Map#redraw calls from modes

Map#redraw no longer accepts an argument, and changes to
the history automatically trigger a redraw.

It should be possible to calculate a set of changed entities
between two history versions, and redraw only those entities.

js/id/actions/modes.js

@@ -173,8 +173,6 @@ iD.modes.DrawRoad = function(way_id, direction) {
                     lon: ll[0], lat: ll[1]
                 });
                 this.history.replace(iD.actions.addWayNode(way, node));
-                var only = iD.Util.trueObj([way.id].concat(_.pluck(way.nodes, 'id')));
-                this.map.redraw(only);
             }
 
             function click() {
@@ -319,8 +317,6 @@ iD.modes.DrawArea = function(way_id) {
                     lat: ll[1]
                 });
                 this.history.replace(iD.actions.addWayNode(way, node));
-                var only = iD.Util.trueObj([way.id].concat(_.pluck(way.nodes, 'id')));
-                this.map.redraw(only);
             }
 
             function click() {

js/id/renderer/map.js

@@ -600,7 +600,6 @@ iD.Map = function() {
 
     map.background = background;
     map.projection = projection;
-    map.redraw = redraw;
     map.selectEntity = selectEntity;
     map.dblclickEnable = dblclickEnable;