`getContextChangedKeys` only handles class components:
https://github.com/facebook/react/blob/355591add41c0f6dad738fdb1b6603e0786b7b4e/packages/react-devtools-shared/src/backend/renderer.js#L1276-L1304
static contextType = ModernContext;
      render() {
        return <FunctionComponentWithHooks count={this.context} />;
      }
    }
    class LegacyContextConsumer extends React.Component<any> {
      static contextTypes = {
        count: PropTypes.number,
      };
      render() {
        return <FunctionComponentWithHooks count={this.context.count} />;
      }
    }