wp-includes/customize/class-wp-customize-new-menu-control.php:56Render the control's content.
public function render_content() { _deprecated_function( __METHOD__, '4.9.0' ); ?> <button type="button" class="button button-primary" id="create-new-menu-submit"><?php _e( 'Create Menu' ); ?></button> <span class="spinner"></span> <?php }Introduced in 4.3.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/customize/class-wp-customize-new-menu-control.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.