<x-meta id="paper-menu-button" label="Menu Button" isContainer>
<template>
<paper-menu-button icon="menu">
<div>Menu Item 1</div>
<div>Menu Item 2</div>
<div>Menu Item 3</div>
</paper-menu-button>
</template>
<template id="imports">
<link rel="import" href="paper-menu-button.html">
</template>
</x-meta>