src/vs/workbench/contrib/bulkEdit/browser/preview/bulkEditPane.ts/BulkEditPane/_onContextMenu
class BulkEditPane:	private _onContextMenu(e: ITreeContextMenuEvent<any>): void {

		this._contextMenuService.showContextMenu({
			menuId: MenuId.BulkEditContext,
			contextKeyService: this.contextKeyService,
			getAnchor: () => e.anchor
		});
	}