hide livestream on upload form if not experimental UI (#5735)

ui/component/publishForm/index.js

@@ -18,9 +18,11 @@ import { selectUnclaimedRewardValue } from 'redux/selectors/rewards';
 import { selectModal, selectActiveChannelClaim, selectIncognito } from 'redux/selectors/app';
 import { makeSelectClientSetting } from 'redux/selectors/settings';
 import PublishPage from './view';
+import { selectUser } from '../../redux/selectors/user';
 
 const select = state => ({
   ...selectPublishFormValues(state),
+  user: selectUser(state),
   // The winning claim for a short lbry uri
   amountNeededForTakeover: selectTakeOverAmount(state),
   // My previously published claims under this short lbry uri

ui/component/publishForm/view.jsx

@@ -87,6 +87,7 @@ type Props = {
   enablePublishPreview: boolean,
   activeChannelClaim: ?ChannelClaim,
   incognito: boolean,
+  user: ?{ experimental_ui: boolean },
 };
 
 function PublishForm(props: Props) {
@@ -132,6 +133,7 @@ function PublishForm(props: Props) {
     enablePublishPreview,
     activeChannelClaim,
     incognito,
+    user,
   } = props;
 
   const TAGS_LIMIT = 5;
@@ -394,7 +396,7 @@ function PublishForm(props: Props) {
         setPrevFileText={setPrevFileText}
         header={
           <>
-            {MODES.map((modeName, index) => (
+            {MODES.map((modeName, index) => !((index === 2) && user && user.experimental_ui) && (
               <Button
                 key={index}
                 icon={modeName}