role and aria-label for file list

src/generic-provider-views/Browser.js

@@ -54,7 +54,8 @@ module.exports = (props) => {
           handleFolderClick: props.getNextFolder,
           getItemName: props.getItemName,
           getItemIcon: props.getItemIcon,
-          handleScroll: props.handleScroll
+          handleScroll: props.handleScroll,
+          title: props.title
         })}
       </div>
     </div>

src/generic-provider-views/Table.js

@@ -16,7 +16,7 @@ module.exports = (props) => {
 
   return html`
     <table class="BrowserTable" onscroll=${props.handleScroll}>
-      <tbody>
+      <tbody role="listbox" aria-label="List of files from ${props.title}">
         ${props.folders.map((folder) => {
           return Row({
             title: props.getItemName(folder),