renderImageIframe(containerHtml, resultHtml) {
    // "Render" it fastly.
    // Note: It is heavily hard-coded and may break in future upgrades of the BingAI.
    const renderedHtml = this.constructor
      .removeHtmlTagLite(containerHtml, 'div', 'giloader')
      .replace(/<div([^>]*)id="giric"([^>]*)>/, (match, group1, group2) => {
        if (group1.indexOf(' style="') === -1 && group2.indexOf(' style="') === -1) {
          return `<div${group1}id="giric"${group2} style="display: block;">`
        }
        return match
      })
      .replace(/(?<=<div[^>]*?id="giric"[^>]*?>)[\s\S]*?(?=<\/div>)/, `${resultHtml}`)
    return this.createImageIframe(renderedHtml, true)
  }
Mix the the container page and the result page, and 'render' them together into an iframe.
@param {string} containerHtml - The container page's html string.
@param {string} resultHtml - The result page's html string.
@returns {string} The html string of the iframe created.