Support IS v2 auth in preview bar

src/components/views/dialogs/AddressPickerDialog.js

@@ -520,7 +520,12 @@ module.exports = React.createClass({
             const isAccessToken = await authClient.getAccessToken();
             if (cancelled) return null;
 
-            const lookup = await MatrixClientPeg.get().lookupThreePid(medium, address, undefined, isAccessToken);
+            const lookup = await MatrixClientPeg.get().lookupThreePid(
+                medium,
+                address,
+                undefined /* callback */,
+                isAccessToken,
+            );
             if (cancelled || lookup === null || !lookup.mxid) return null;
 
             const profile = await MatrixClientPeg.get().getProfileInfo(lookup.mxid);

src/components/views/rooms/RoomPreviewBar.js

@@ -25,6 +25,7 @@ import MatrixClientPeg from '../../../MatrixClientPeg';
 import dis from '../../../dispatcher';
 import classNames from 'classnames';
 import { _t } from '../../../languageHandler';
+import IdentityAuthClient from '../../../IdentityAuthClient';
 
 const MessageCase = Object.freeze({
     NotLoggedIn: "NotLoggedIn",
@@ -111,8 +112,13 @@ module.exports = React.createClass({
         if (this.props.inviterName && this.props.invitedEmail) {
             this.setState({busy: true});
             try {
+                const authClient = new IdentityAuthClient();
+                const isAccessToken = await authClient.getAccessToken();
                 const result = await MatrixClientPeg.get().lookupThreePid(
-                    'email', this.props.invitedEmail,
+                    'email',
+                    this.props.invitedEmail,
+                    undefined /* callback */,
+                    isAccessToken,
                 );
                 this.setState({invitedEmailMxid: result.mxid});
             } catch (err) {