x2="1" is removed in <linearGradient

Created by: JoKalliauer

Prozessing File:Wing_camber_and_aileron_FAA_GFH.svg breaks the file.

Input

<?xml version="1.0" encoding="UTF-8"?>
<svg viewBox="0 0 830.62 351.35" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
 <linearGradient id="a" gradientUnits="userSpaceOnUse">
  <stop stop-color="#6d6961" offset="0"/>
  <stop stop-color="#f4f4f4" offset=".24"/>
  <stop stop-color="#f4f4f4" offset=".755"/>
  <stop stop-color="#6d6961" offset="1"/>
 </linearGradient>
 <linearGradient id="b" x2="1" gradientTransform="matrix(0 55.906 -55.906 0 679.4 171)" xlink:href="#a"/>
 <linearGradient id="c" x2="1" gradientTransform="matrix(0 135.52 -135.52 0 338.1 120.7)" xlink:href="#a"/>
 <linearGradient id="d" x2="1" gradientTransform="matrix(0 135.52 -135.52 0 338.9 120.7)" xlink:href="#a"/>
 <path d="m73.899 210.314c0 10.615 6.456 45.833 69.868 41.78 205.423-13.141 423.986-17.597 454.689-17.755-10.291-1.482-14.799-14.82-14.418-28.155.42-14.771 6.847-29.545 18.076-28.208-21.248-2.939-239.73-32.699-353.275-32.699a425.596 425.596 0 0 0 -12.587-.187c-126.355-.007-162.352 57.856-162.352 65.225m529.516-32.163c-.233-.03-.579-.08-1.037-.141-.085-.02-.176-.02-.265-.04.586.08 1.02.141 1.302.176.49.07.501.07 0 0m-4.96 56.187c.84.12 1.718.162 2.632.116 1.697-.08 1.263-.123-1.108-.123-.441 0-.949.004-1.524.007" fill="url(#d)"/>
 <path d="m602.38 178.02c22.43 3.168-228.8-32.73-353.54-32.734-136.6-3.997-174.9 57.43-174.94 65.042 0 10.61 6.452 45.83 69.868 41.776 229.9-14.7 476.2-18.54 457.32-17.639-24.7 1.175-21.14-59.61 1.291-56.445z" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
 <path d="m73.899 210.31 510.21.621c-.984-16.26 5.648-34.67 18.239-32.928-19.55-2.702-239.4-32.73-353.51-32.731a425.6 425.6 0 0 0 -12.587-.187c-126.4-.007-162.4 57.86-162.35 65.225" fill="url(#c)"/>
 <path d="m584.1 210.93c-.984-16.26 5.648-34.67 18.239-32.928-19.55-2.702-239.4-32.73-353.51-32.731-136.6-3.997-174.9 57.43-174.94 65.042" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
 <path d="m590.58 205.98c-1.196 13.55 4.868 27.1 20.68 26.317 12.84-.632 157-20.63 157.01-20.631s-61.74-15.79-154.31-31.969c-.529-.05-1.055-.07-1.566-.07-12.62 0-20.65 13.17-21.809 26.349" fill="url(#b)"/>
 <path d="m613.95 179.68c-26.86-2.272-34.51 54.17-2.699 52.603 12.84-.635 157-20.63 157.01-20.63s-61.74-15.79-154.31-31.972z" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
</svg>

Output

<?xml version="1.0" encoding="UTF-8"?>
<svg viewBox="0 0 830.62 351.35" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
 <linearGradient id="a" gradientUnits="userSpaceOnUse">
  <stop stop-color="#6d6961" offset="0"/>
  <stop stop-color="#f4f4f4" offset=".24"/>
  <stop stop-color="#f4f4f4" offset=".755"/>
  <stop stop-color="#6d6961" offset="1"/>
 </linearGradient>
 <linearGradient id="b" gradientTransform="matrix(0 55.906 -55.906 0 679.4 171)" xlink:href="#a"/>
 <linearGradient id="c" gradientTransform="matrix(0 135.52 -135.52 0 338.1 120.7)" xlink:href="#a"/>
 <linearGradient id="d" gradientTransform="matrix(0 135.52 -135.52 0 338.9 120.7)" xlink:href="#a"/>
 <path d="m73.899 210.314c0 10.615 6.456 45.833 69.868 41.78 205.423-13.141 423.986-17.597 454.689-17.755-10.291-1.482-14.799-14.82-14.418-28.155.42-14.771 6.847-29.545 18.076-28.208-21.248-2.939-239.73-32.699-353.275-32.699a425.596 425.596 0 0 0 -12.587-.187c-126.355-.007-162.352 57.856-162.352 65.225m529.516-32.163c-.233-.03-.579-.08-1.037-.141-.085-.02-.176-.02-.265-.04.586.08 1.02.141 1.302.176.49.07.501.07 0 0m-4.96 56.187c.84.12 1.718.162 2.632.116 1.697-.08 1.263-.123-1.108-.123-.441 0-.949.004-1.524.007" fill="url(#d)"/>
 <path d="m602.38 178.02c22.43 3.168-228.8-32.73-353.54-32.734-136.6-3.997-174.9 57.43-174.94 65.042 0 10.61 6.452 45.83 69.868 41.776 229.9-14.7 476.2-18.54 457.32-17.639-24.7 1.175-21.14-59.61 1.291-56.445z" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
 <path d="m73.899 210.31 510.21.621c-.984-16.26 5.648-34.67 18.239-32.928-19.55-2.702-239.4-32.73-353.51-32.731a425.6 425.6 0 0 0 -12.587-.187c-126.4-.007-162.4 57.86-162.35 65.225" fill="url(#c)"/>
 <path d="m584.1 210.93c-.984-16.26 5.648-34.67 18.239-32.928-19.55-2.702-239.4-32.73-353.51-32.731-136.6-3.997-174.9 57.43-174.94 65.042" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
 <path d="m590.58 205.98c-1.196 13.55 4.868 27.1 20.68 26.317 12.84-.632 157-20.63 157.01-20.631s-61.74-15.79-154.31-31.969c-.529-.05-1.055-.07-1.566-.07-12.62 0-20.65 13.17-21.809 26.349" fill="url(#b)"/>
 <path d="m613.95 179.68c-26.86-2.272-34.51 54.17-2.699 52.603 12.84-.635 157-20.63 157.01-20.63s-61.74-15.79-154.31-31.972z" fill="none" stroke="#231f20" stroke-linecap="round" stroke-linejoin="round" stroke-width=".88"/>
</svg>

Difference

Rendering in Firefox

Similar rendering in Crome

Lizense: Public Domain

Source: https://commons.wikimedia.org/wiki/File:Wing_camber_and_aileron_FAA_GFH.svg