Merge remote-tracking branch 'origin/master'

nnnjjj123

2020-11-17 e7bc0b68e57e1f2824a71873bc4ef22eb1e65084

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//>>built
define(["dojo/_base/lang","dojo/_base/kernel","dojox/gfx/canvas"],function(b,c,a){b.getObject("dojox.gfx.canvas_attach",!0);c.experimental("dojox.gfx.canvas_attach");a.attachSurface=a.attachNode=function(){return null};return a});