Use macro getters for input elements

src/components/script/dom/htmlbuttonelement.rs

@@ -50,10 +50,7 @@ impl<'a> HTMLButtonElementMethods for JSRef<'a, HTMLButtonElement> {
     }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmlfieldsetelement.rs

@@ -69,10 +69,7 @@ impl<'a> HTMLFieldSetElementMethods for JSRef<'a, HTMLFieldSetElement> {
     }
 
     // http://www.whatwg.org/html/#dom-fieldset-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-fieldset-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmlinputelement.rs

@@ -44,10 +44,7 @@ impl HTMLInputElement {
 
 impl<'a> HTMLInputElementMethods for JSRef<'a, HTMLInputElement> {
     // http://www.whatwg.org/html/#dom-fe-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmloptgroupelement.rs

@@ -44,10 +44,7 @@ impl HTMLOptGroupElement {
 
 impl<'a> HTMLOptGroupElementMethods for JSRef<'a, HTMLOptGroupElement> {
     // http://www.whatwg.org/html#dom-optgroup-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html#dom-optgroup-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmloptionelement.rs

@@ -44,10 +44,7 @@ impl HTMLOptionElement {
 
 impl<'a> HTMLOptionElementMethods for JSRef<'a, HTMLOptionElement> {
     // http://www.whatwg.org/html/#dom-option-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-option-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmlselectelement.rs

@@ -56,10 +56,7 @@ impl<'a> HTMLSelectElementMethods for JSRef<'a, HTMLSelectElement> {
     }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
     fn SetDisabled(&self, disabled: bool) {

src/components/script/dom/htmltextareaelement.rs

@@ -44,10 +44,7 @@ impl HTMLTextAreaElement {
 
 impl<'a> HTMLTextAreaElementMethods for JSRef<'a, HTMLTextAreaElement> {
     // http://www.whatwg.org/html/#dom-fe-disabled
-    fn Disabled(&self) -> bool {
+    make_bool_getter!(Disabled)
-        let elem: &JSRef<Element> = ElementCast::from_ref(self);
-        elem.has_attribute("disabled")
-    }
 
     // http://www.whatwg.org/html/#dom-fe-disabled
     fn SetDisabled(&self, disabled: bool) {