Create element reference inside $nextTick()

Accessing `this.$refs.shareList` outside $nextTick()
 could lead to the holder (`listComponent`) being undefined
 as the ref is yet to exist.

Signed-off-by: fenn-cs <fenn25.fn@gmail.com>

apps/files_sharing/src/views/SharingTab.vue

@@ -374,14 +374,13 @@ export default {
 		 * @param {Function} resolve a function to execute after
 		 */
 		awaitForShare(share, resolve) {
-			let listComponent = this.$refs.shareList
-			// Only mail shares comes from the input, link shares
-			// are managed internally in the SharingLinkList component
-			if (share.type === this.SHARE_TYPES.SHARE_TYPE_EMAIL) {
-				listComponent = this.$refs.linkShareList
-			}
-
 			this.$nextTick(() => {
+				let listComponent = this.$refs.shareList
+				// Only mail shares comes from the input, link shares
+				// are managed internally in the SharingLinkList component
+				if (share.type === this.SHARE_TYPES.SHARE_TYPE_EMAIL) {
+					listComponent = this.$refs.linkShareList
+				}
 				const newShare = listComponent.$children.find(component => component.share === share)
 				if (newShare) {
 					resolve(newShare)