fix options button appearing in save chat

bigbluebutton-html5/imports/ui/components/nav-bar/settings-dropdown/component.jsx

@@ -278,6 +278,7 @@ class SettingsDropdown extends PureComponent {
     const {
       intl,
       shortcuts: OPEN_OPTIONS_AK,
+      isDropdownOpen,
     } = this.props;
 
     const { isSettingOpen } = this.state;
@@ -297,7 +298,7 @@ class SettingsDropdown extends PureComponent {
             ghost
             circle
             hideLabel
-            className={styles.btn}
+            className={isDropdownOpen ? styles.hideDropdownButton : styles.btn}
 
             // FIXME: Without onClick react proptypes keep warning
             // even after the DropdownTrigger inject an onClick handler

bigbluebutton-html5/imports/ui/components/nav-bar/settings-dropdown/container.jsx

@@ -23,5 +23,6 @@ export default withTracker((props) => {
     noIOSFullscreen,
     isMeteorConnected: Meteor.status().connected,
     isBreakoutRoom: meetingIsBreakout(),
+    isDropdownOpen: Session.get('dropdownOpen'),
   };
 })(SettingsDropdownContainer);

bigbluebutton-html5/imports/ui/components/nav-bar/styles.scss

@@ -123,3 +123,9 @@
 .dropdown{
   z-index: 5;
 }
+
+.hideDropdownButton {
+  @include mq($small-only) {
+    display: none;
+  }
+}