Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibWeb/HTML/HTMLButtonElement.idl

@@ -0,0 +1,36 @@
+#import <HTML/HTMLElement.idl>
+#import <HTML/HTMLFormElement.idl>
+
+[MissingValueDefault=submit, InvalidValueDefault=submit]
+enum ButtonTypeState {
+    "submit",
+    "reset",
+    "button"
+};
+
+// https://html.spec.whatwg.org/multipage/semantics.html#htmlbuttonelement
+[Exposed=Window]
+interface HTMLButtonElement : HTMLElement {
+    [HTMLConstructor] constructor();
+
+    [CEReactions, Reflect] attribute boolean disabled;
+    readonly attribute HTMLFormElement? form;
+    [CEReactions] attribute USVString formAction;
+    [CEReactions, Reflect=formenctype, Enumerated=FormEnctypeAttribute] attribute DOMString formEnctype;
+    [CEReactions, Reflect=formmethod, Enumerated=FormMethodAttribute] attribute DOMString formMethod;
+    [CEReactions, Reflect=formnovalidate] attribute boolean formNoValidate;
+    [CEReactions, Reflect=formtarget] attribute DOMString formTarget;
+    [CEReactions, Reflect] attribute DOMString name;
+    [CEReactions, Reflect, Enumerated=ButtonTypeState] attribute DOMString type;
+    [CEReactions, Reflect] attribute DOMString value;
+
+    [FIXME] readonly attribute boolean willValidate;
+    [FIXME] readonly attribute ValidityState validity;
+    [FIXME] readonly attribute DOMString validationMessage;
+    [FIXME] boolean checkValidity();
+    [FIXME] boolean reportValidity();
+    [FIXME] undefined setCustomValidity(DOMString error);
+
+    readonly attribute NodeList labels;
+};
+// FIXME: HTMLButtonElement includes PopoverInvokerElement;