From 899fa30bddb400a6f8492a3e9f747bce6ad468f5 Mon Sep 17 00:00:00 2001
From: Sam Atkins <atkinssj@serenityos.org>
Date: Wed, 27 Jul 2022 20:30:32 +0100
Subject: [PATCH] LibWeb: Extract the LinkStyle IDL mixin

---
 Userland/Libraries/LibWeb/CSS/LinkStyle.idl         |  6 ++++++
 Userland/Libraries/LibWeb/HTML/HTMLStyleElement.idl | 12 ++++++++----
 2 files changed, 14 insertions(+), 4 deletions(-)
 create mode 100644 Userland/Libraries/LibWeb/CSS/LinkStyle.idl

diff --git a/Userland/Libraries/LibWeb/CSS/LinkStyle.idl b/Userland/Libraries/LibWeb/CSS/LinkStyle.idl
new file mode 100644
index 0000000000..d44e6fc8df
--- /dev/null
+++ b/Userland/Libraries/LibWeb/CSS/LinkStyle.idl
@@ -0,0 +1,6 @@
+#import <CSS/CSSStyleSheet.idl>
+
+// https://www.w3.org/TR/cssom-1/#ref-for-linkstyle
+interface mixin LinkStyle {
+    readonly attribute CSSStyleSheet? sheet;
+};
diff --git a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.idl b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.idl
index 322862742f..c33e8be66d 100644
--- a/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.idl
+++ b/Userland/Libraries/LibWeb/HTML/HTMLStyleElement.idl
@@ -1,13 +1,17 @@
 #import <CSS/CSSStyleSheet.idl>
+#import <CSS/LinkStyle.idl>
 #import <HTML/HTMLElement.idl>
 
+// https://html.spec.whatwg.org/multipage/semantics.html#htmlstyleelement
 interface HTMLStyleElement : HTMLElement {
+    // FIXME: [HTMLConstructor] constructor();
 
+    // FIXME: attribute boolean disabled;
     [Reflect] attribute DOMString media;
+    // FIXME: [SameObject, PutForwards=value] readonly attribute DOMTokenList blocking;
 
+    // Obsolete
     [Reflect] attribute DOMString type;
-
-    // FIXME: This should come from a LinkStyle mixin
-    readonly attribute CSSStyleSheet? sheet;
-
 };
+
+HTMLStyleElement includes LinkStyle;