code: function (body) {
      this.driver.removeBody(body);
  
      body.removeEventListener('collide', this.listeners[body.id]);
      delete this.listeners[body.id];
  
      body.applyImpulse = body.__applyImpulse;
      delete body.__applyImpulse;
  
      body.applyForce = body.__applyForce;
      delete body.__applyForce;
  
      delete body.updateProperties;
    }
docs: Removes a body and its proxied methods.
  @param {CANNON.Body} body