viewsViewlet: openView is not async

src/vs/workbench/browser/parts/views/viewsViewlet.ts

@@ -3,7 +3,6 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { TPromise } from 'vs/base/common/winjs.base';
 import * as DOM from 'vs/base/browser/dom';
 import { dispose, IDisposable, combinedDisposable, toDisposable } from 'vs/base/common/lifecycle';
 import { IAction } from 'vs/base/common/actions';
@@ -194,7 +193,7 @@ export abstract class ViewContainerViewlet extends PanelViewlet implements IView
 			.map((view) => view.setVisible(visible));
 	}
 
-	openView(id: string, focus?: boolean): TPromise<IView> {
+	openView(id: string, focus?: boolean): IView {
 		if (focus) {
 			this.focus();
 		}
@@ -207,7 +206,7 @@ export abstract class ViewContainerViewlet extends PanelViewlet implements IView
 		if (focus) {
 			view.focus();
 		}
-		return Promise.resolve(view);
+		return view;
 	}
 
 	movePanel(from: ViewletPanel, to: ViewletPanel): void {

src/vs/workbench/common/views.ts

@@ -219,7 +219,7 @@ export interface IView {
 
 export interface IViewsViewlet extends IViewlet {
 
-	openView(id: string, focus?: boolean): TPromise<IView>;
+	openView(id: string, focus?: boolean): IView;
 
 }
 
@@ -344,4 +344,4 @@ export interface ITreeViewDataProvider {
 
 	getChildren(element?: ITreeItem): TPromise<ITreeItem[]>;
 
-}
+}
\ No newline at end of file

src/vs/workbench/parts/scm/electron-browser/scmViewlet.ts

@@ -1477,7 +1477,7 @@ export class SCMViewlet extends PanelViewlet implements IViewModel, IViewsViewle
 		return super.isSingleView() && this.repositoryPanels.length + this.contributedViews.visibleViewDescriptors.length === 1;
 	}
 
-	openView(id: string, focus?: boolean): TPromise<IView> {
+	openView(id: string, focus?: boolean): IView {
 		if (focus) {
 			this.focus();
 		}
@@ -1490,7 +1490,7 @@ export class SCMViewlet extends PanelViewlet implements IViewModel, IViewsViewle
 		if (focus) {
 			panel.focus();
 		}
-		return TPromise.as(panel);
+		return panel;
 	}
 
 	hide(repository: ISCMRepository): void {