Merge pull request #197 from 10up/chore/code-cleanup

Remove mce css and script loader tag filter

Author: felipeelia

includes/functions/core.php

@@ -24,11 +24,6 @@ function setup() {
 	add_action( 'init', $n( 'init' ) );
 	add_action( 'admin_enqueue_scripts', $n( 'admin_scripts' ) );
 
-	// Editor styles. add_editor_style() doesn't work outside of a theme.
-	add_filter( 'mce_css', $n( 'mce_css' ) );
-	// Hook to allow async or defer on asset loading.
-	add_filter( 'script_loader_tag', $n( 'script_loader_tag' ), 10, 2 );
-
 	add_action( 'plugins_loaded', $n( 'maybe_load_features' ), 11 );
 
 	add_filter( 'ep_user_register_feature', '__return_false' );
@@ -138,56 +133,6 @@ function admin_scripts() {
 	);
 }
 
-/**
- * Enqueue editor styles. Filters the comma-delimited list of stylesheets to load in TinyMCE.
- *
- * @param string $stylesheets Comma-delimited list of stylesheets.
- * @return string
- */
-function mce_css( $stylesheets ) {
-	if ( ! empty( $stylesheets ) ) {
-		$stylesheets .= ',';
-	}
-
-	return $stylesheets . ELASTICPRESS_LABS_URL . ( ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ?
-			'assets/css/frontend/editor-style.css' :
-			'dist/css/editor-style.min.css' );
-}
-
-/**
- * Add async/defer attributes to enqueued scripts that have the specified script_execution flag.
- *
- * @link https://core.trac.wordpress.org/ticket/12009
- * @param string $tag    The script tag.
- * @param string $handle The script handle.
- * @return string
- */
-function script_loader_tag( $tag, $handle ) {
-	$script_execution = wp_scripts()->get_data( $handle, 'script_execution' );
-
-	if ( ! $script_execution ) {
-		return $tag;
-	}
-
-	if ( 'async' !== $script_execution && 'defer' !== $script_execution ) {
-		return $tag;
-	}
-
-	// Abort adding async/defer for scripts that have this script as a dependency. _doing_it_wrong()?
-	foreach ( wp_scripts()->registered as $script ) {
-		if ( in_array( $handle, $script->deps, true ) ) {
-			return $tag;
-		}
-	}
-
-	// Add the attribute if it hasn't already been added.
-	if ( ! preg_match( ":\s$script_execution(=|>|\s):", $tag ) ) {
-		$tag = preg_replace( ':(?=></script>):', " $script_execution", $tag, 1 );
-	}
-
-	return $tag;
-}
-
 /**
  * Check if minimum ElasticPress requirements are met before loading the plugin feature.
  */