SOURCE

<div class="box">
	<img class="icon" src="http://localhost:8080/icon_delete.png" />
</div>

.box {
    width: 150px;
    height: 150px;
    overflow: hidden;
}

.icon{
    position: relative;
    left: -32px;
    border-right: 32px solid transparent;
    filter: drop-shadow(32px 0 #cccccc);
}