Use HTML Tag Processor to produce WP_Styles style tags

Author: sirreal

src/wp-includes/class-wp-styles.php

@@ -178,12 +178,11 @@ public function do_item( $handle, $group = false ) {
 		$inline_style = $this->print_inline_style( $handle, false );
 
 		if ( $inline_style ) {
-			$inline_style_tag = sprintf(
-				"<style id='%s-inline-css'%s>\n%s\n</style>\n",
-				esc_attr( $handle ),
-				$this->type_attr,
-				$inline_style
-			);
+			$processor = new WP_HTML_Tag_Processor( "<style{$this->type_attr}></style>\n" );
+			$processor->next_tag();
+			$processor->set_attribute( 'id', "{$handle}-inline-css" );
+			$processor->set_modifiable_text( "\n{$inline_style}\n" );
+			$inline_style_tag = $processor->get_updated_html();
 		} else {
 			$inline_style_tag = '';
 		}
@@ -359,12 +358,11 @@ public function print_inline_style( $handle, $display = true ) {
 			return $output;
 		}
 
-		printf(
-			"<style id='%s-inline-css'%s>\n%s\n</style>\n",
-			esc_attr( $handle ),
-			$this->type_attr,
-			$output
-		);
+		$processor = new WP_HTML_Tag_Processor( "<style{$this->type_attr}></style>\n" );
+		$processor->next_tag();
+		$processor->set_attribute( 'id', "{$handle}-inline-css" );
+		$processor->set_modifiable_text( "\n{$output}\n" );
+		echo $processor->get_updated_html();
 
 		return true;
 	}