src/vs/editor/contrib/hover/browser/contentHover.ts/ContentHoverWidget/hide
class ContentHoverWidget:	public hide(): void {
		if (this._visibleData) {
			const stoleFocus = this._visibleData.stoleFocus;
			this._setVisibleData(null);
			this._editor.layoutContentWidget(this);
			if (stoleFocus) {
				this._editor.focus();
			}
		}
	}