Browser: Use object name with prefix to delete sub-path objects (#4013)

browser/app/js/components/Browse.js

@@ -227,7 +227,12 @@ export default class Browse extends React.Component {
 
   removeObject() {
     const {web, dispatch, currentPath, currentBucket, deleteConfirmation, checkedObjects} = this.props
-    let objects = checkedObjects.length > 0 ? checkedObjects : [deleteConfirmation.object]
+    let objects = []
+    if (checkedObjects.length > 0) {
+      objects = checkedObjects.map(obj => `${currentPath}${obj}`)
+    } else {
+      objects = [deleteConfirmation.object]
+    }
 
     web.RemoveObject({
       bucketname: currentBucket,