Rocket.Chat/packages/rocketchat-ui-message/client/messageDropdown.html

<template name="messageDropdown">
	<div class="message-dropdown content-background-color">
		<ul>
			<li class="message-dropdown-close secondary-background-color border-component-color"><i class=" icon-angle-left" aria-label="{{_ "Close"}}"></i></li>
			{{#if actions.length}}
				{{#each actions}}
					<li class="{{id}} {{classes}} message-action" title="{{_ i18nLabel}}" data-id="{{id}}"><i class="{{icon}}" aria-label="{{_ i18nLabel}}"></i></li>
				{{/each}}
			{{/if}}
		</ul>
	</div>
</template>