firefox-gnome-theme/theme/icons/process-stop-symbolic.svg

<?xml version="1.0" encoding="UTF-8"?>
<svg height="16px" viewBox="0 0 16 16" width="16px" xmlns="http://www.w3.org/2000/svg">
    <path d="m 2.003906 2 h 1 h 0.03125 c 0.253906 0.011719 0.507813 0.128906 0.6875 0.3125 l 4.28125 4.28125 l 4.3125 -4.28125 c 0.265625 -0.230469 0.445313 -0.304688 0.6875 -0.3125 h 1 v 1 c 0 0.285156 -0.035156 0.550781 -0.25 0.75 l -4.28125 4.28125 l 4.25 4.25 c 0.1875 0.1875 0.28125 0.453125 0.28125 0.71875 v 1 h -1 c -0.265625 0 -0.53125 -0.09375 -0.71875 -0.28125 l -4.28125 -4.28125 l -4.28125 4.28125 c -0.1875 0.1875 -0.453125 0.28125 -0.71875 0.28125 h -1 v -1 c 0 -0.265625 0.09375 -0.53125 0.28125 -0.71875 l 4.28125 -4.25 l -4.28125 -4.28125 c -0.210937 -0.195312 -0.304687 -0.46875 -0.28125 -0.75 z m 0 0" fill="context-fill" stroke="context-stroke" fill-opacity="context-fill-opacity" stroke-opacity="context-stroke-opacity"/>
</svg>