警告如下：WebGL: INVALID_OPERATION: bindTexture: attempt to bind a deleted texture
代码示例：
[code]this.img = new Laya.Image();
this.img.loadImage("url");
const mask = new Laya.Sprite();
mask.graphics.drawCircle(75, 75, 75, "#ffffff");
this.img.mask = mask;
this.img.pos(Laya.stage.width / 2, Laya.stage.height / 2);
Laya.stage.addChild(this.img);[/code]
