Add missing directProfiles updates on real-time user updates (#3876)

webapp/actions/websocket_actions.jsx

@@ -248,6 +248,9 @@ function handleUserRemovedEvent(msg) {
 function handleUserUpdatedEvent(msg) {
     if (UserStore.getCurrentId() !== msg.user_id) {
         UserStore.saveProfile(msg.data.user);
+        if (UserStore.hasDirectProfile(msg.user_id)) {
+            UserStore.saveDirectProfile(msg.data.user);
+        }
         UserStore.emitChange(msg.user_id);
     }
 }

webapp/stores/user_store.jsx

@@ -166,6 +166,10 @@ class UserStoreClass extends EventEmitter {
         return this.direct_profiles;
     }
 
+    saveDirectProfile(profile) {
+        this.direct_profiles[profile.id] = profile;
+    }
+
     saveDirectProfiles(profiles) {
         this.direct_profiles = profiles;
     }