src/cm/media/js/lib/yui/yui_3.10.3/build/graphics-canvas-default/graphics-canvas-default-min.js
add some more custom config and put every thing in comment in the custom.yaml template
/*
YUI 3.10.3 (build 2fb5187)
Copyright 2013 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
YUI.add("graphics-canvas-default",function(e,t){e.Graphic=e.CanvasGraphic,e.Shape=e.CanvasShape,e.Circle=e.CanvasCircle,e.Rect=e.CanvasRect,e.Ellipse=e.CanvasEllipse,e.Path=e.CanvasPath,e.Drawing=e.CanvasDrawing},"3.10.3");