Reverted webgl_multiple_views to use WebGLRenderer.

examples/webgl_multiple_views.html

@@ -230,7 +230,7 @@
 				group3.rotation.x = 0;
 				scene.add( group3 );
 
-				renderer = new THREE.CanvasRenderer( { antialias: true } );
+				renderer = new THREE.WebGLRenderer( { antialias: true } );
 				renderer.setSize( window.innerWidth, window.innerHeight );
 
 				container.appendChild( renderer.domElement );