SLDS_SVG.page

<apex:page showHeader="true">
    <apex:slds />
    <div xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
        <div class="slds-m-around--Large">
            <a class="slds-button slds-button--brand" >
                <svg class="slds-button__icon slds-button__icon--left" aria-hidden="true">
                    <use xlink:href="{!URLFOR($Asset.SLDS, '/assets/icons/utility-sprite/svg/symbols.svg#edit')}"></use>
                </svg>編集
            </a>
        </div>
    </div>
</apex:page>