LayoutTests/css3/filters/effect-invert-hw.html

<style>
img {
    -webkit-transform:translateZ(0);
}
</style>
<img style="-webkit-filter: invert(0)" src="resources/reference.png">
<img style="-webkit-filter: invert(0.2)" src="resources/reference.png">
<img style="-webkit-filter: invert(0.4)" src="resources/reference.png">
<img style="-webkit-filter: invert(0.6)" src="resources/reference.png">
<img style="-webkit-filter: invert(0.8)" src="resources/reference.png">
<img style="-webkit-filter: invert(1.0)" src="resources/reference.png">