Widget: Added "dynamic" bindings via ._bind() to allow for proxying.

Author: scottgonzalez

tests/unit/widget/widget_core.js

@@ -412,7 +412,7 @@ test( "_bind to element (default)", function() {
 			self = this;
 			this._bind({
 				keyup: this.keyup,
-				keydown: this.keydown
+				keydown: "keydown"
 			});
 		},
 		keyup: function( event ) {
@@ -452,7 +452,7 @@ test( "_bind to descendent", function() {
 			self = this;
 			this._bind( this.element.find( "strong" ), {
 				keyup: this.keyup,
-				keydown: this.keydown
+				keydown: "keydown"
 			});
 		},
 		keyup: function( event ) {

ui/jquery.ui.widget.js

@@ -130,11 +130,7 @@ $.Widget.prototype = {
 			options );
 
 		this.bindings = $();
-
-		var self = this;
-		this.element.bind( "remove." + this.widgetName, function() {
-			self.destroy();
-		});
+		this._bind({ remove: "destroy" });
 
 		this._create();
 		this._trigger( "create" );
@@ -233,7 +229,8 @@ $.Widget.prototype = {
 				if ( instance.options.disabled ) {
 					return;
 				}
-				return handler.apply( instance, arguments );
+				return ( typeof handler === "string" ? instance[ handler ] : handler )
+					.apply( instance, arguments );
 			});
 		});
 	},