src/vs/editor/contrib/suggest/suggestWidgetDetails.ts/SuggestDetailsOverlay/hide
class SuggestDetailsOverlay:	hide(sessionEnded: boolean = false): void {
		this._resizable.clearSashHoverState();

		if (this._added) {
			this._editor.removeOverlayWidget(this);
			this._added = false;
			this._anchorBox = undefined;
			this._topLeft = undefined;
		}
		if (sessionEnded) {
			this._userSize = undefined;
			this.widget.clearContents();
		}
	}