src/vs/workbench/browser/parts/statusbar/statusbarPart.ts/StatusbarViewModel/add
class StatusbarViewModel:	add(entry: IStatusbarViewModelEntry): IDisposable {
		this._entries.push(entry); // intentionally not using a map here since multiple entries can have the same ID!

		// Update visibility directly
		this.updateVisibility(entry, false);

		// Sort according to priority
		this.sort();

		// Mark first/last visible entry
		this.markFirstLastVisibleEntry();

		return toDisposable(() => this.remove(entry));
	}