Bug 909633. Remove the HTML Microdata API, since no one else ended up implementing it and now it's been removed from the spec. r=bkelly,jgraham

dom/html/HTMLDataElement.cpp

@@ -30,18 +30,5 @@ HTMLDataElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
   return HTMLDataElementBinding::Wrap(aCx, this, aGivenProto);
 }
 
-void
-HTMLDataElement::GetItemValueText(DOMString& text)
-{
-  GetValue(text);
-}
-
-void
-HTMLDataElement::SetItemValueText(const nsAString& text)
-{
-  ErrorResult rv;
-  SetValue(text, rv);
-}
-
 } // namespace dom
 } // namespace mozilla