adding missed constuctor back

Author: Jasmine

src/GitHub.VisualStudio/Base/MenuBase.cs

@@ -46,6 +46,47 @@ protected MenuBase(IServiceProvider serviceProvider, ISimpleApiClientFactory api
             this.apiFactory = apiFactory;
         }
 
+        protected MenuBase(IServiceProvider serviceProvider)
+        {
+            this.serviceProvider = serviceProvider;
+        }
+
+        protected ISimpleRepositoryModel GetActiveRepo()
+        {
+            var activeRepo = ServiceProvider.GetExportedValue<ITeamExplorerServiceHolder>()?.ActiveRepo;
+            // activeRepo can be null at this point because it is set elsewhere as the result of async operation that may not have completed yet.
+            if (activeRepo == null)
+            {
+                var path = ServiceProvider.GetExportedValue<IVSServices>()?.GetActiveRepoPath() ?? String.Empty;
+                try
+                {
+                    activeRepo = !string.IsNullOrEmpty(path) ? new SimpleRepositoryModel(path) : null;
+                }
+                catch (Exception ex)
+                {
+                    VsOutputLogger.WriteLine(string.Format(CultureInfo.CurrentCulture, "Error loading the repository from '{0}'. {1}", path, ex));
+                }
+            }
+            return activeRepo;
+        }
+
+        protected void StartFlow(UIControllerFlow controllerFlow)
+        {
+            var uiProvider = ServiceProvider.GetExportedValue<IUIProvider>();
+            Debug.Assert(uiProvider != null, "MenuBase:StartFlow:No UIProvider available.");
+            if (uiProvider == null)
+                return;
+
+            IConnection connection = null;
+            if (controllerFlow != UIControllerFlow.Authentication)
+            {
+                var activeRepo = GetActiveRepo();
+                connection = ServiceProvider.GetExportedValue<IConnectionManager>()?.Connections
+                    .FirstOrDefault(c => activeRepo?.CloneUrl?.RepositoryName != null && c.HostAddress.Equals(HostAddress.Create(activeRepo.CloneUrl)));
+            }
+            uiProvider.RunUI(controllerFlow, connection);
+        }
+
         void RefreshRepo()
         {
             ActiveRepo = ServiceProvider.GetExportedValue<ITeamExplorerServiceHolder>().ActiveRepo;