src/vs/workbench/contrib/terminal/browser/terminalFindWidget.ts/TerminalFindWidget/_onFocusTrackerBlur
class TerminalFindWidget:	protected _onFocusTrackerBlur() {
		const instance = this._terminalService.activeInstance;
		if (instance) {
			instance.notifyFindWidgetFocusChanged(false);
		}
		this._findWidgetFocused.reset();
	}