Adopt new extension host restart lifecycle microsoft#180514 (microsoft#182967)

Adopt Adopt new extension host restart lifecycle microsoft#180514

Author: sandy081

src/vs/workbench/services/userDataProfile/browser/userDataProfileManagement.ts

@@ -3,6 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+import { CancellationError } from 'vs/base/common/errors';
 import { Disposable } from 'vs/base/common/lifecycle';
 import { localize } from 'vs/nls';
 import { IDialogService } from 'vs/platform/dialogs/common/dialogs';
@@ -117,7 +118,9 @@ export class UserDataProfileManagementService extends Disposable implements IUse
 		const isRemoteWindow = !!this.environmentService.remoteAuthority;
 
 		if (!isRemoteWindow) {
-			this.extensionService.stopExtensionHosts(true); // TODO@sandy081 adopt support for extension host to veto stopping
+			if (!(await this.extensionService.stopExtensionHosts(localize('switch profile', "Switching Profile")))) {
+				throw new CancellationError();
+			}
 		}
 
 		// In a remote window update current profile before reloading so that data is preserved from current profile if asked to preserve