src/vs/workbench/browser/panecomposite.ts/PaneComposite/create
class PaneComposite:	override create(parent: HTMLElement): void {
		this.viewPaneContainer = this._register(this.createViewPaneContainer(parent));
		this._register(this.viewPaneContainer.onTitleAreaUpdate(() => this.updateTitleArea()));
		this.viewPaneContainer.create(parent);
	}