Resolved review comments with window error persisting

components/script/dom/bindings/trace.rs

@@ -96,9 +96,6 @@ use url::Url;
 use util::str::{DOMString, LengthOrPercentageOrAuto};
 use uuid::Uuid;
 use webrender_traits::WebGLError;
-use style::selector_impl::ServoSelectorImpl;
-use style::stylesheets::CSSRule;
-
 
 /// A trait to allow tracing (only) DOM objects.
 pub trait JSTraceable {

components/script/dom/document.rs

@@ -72,6 +72,7 @@ use dom::nodelist::NodeList;
 use dom::processinginstruction::ProcessingInstruction;
 use dom::progressevent::ProgressEvent;
 use dom::range::Range;
+use dom::servohtmlparser::{ParserRoot, ParserRef, MutNullableParserField};
 use dom::storageevent::StorageEvent;
 use dom::stylesheetlist::StyleSheetList;
 use dom::cssstylesheet::CSSStyleSheet;

components/script/dom/mod.rs

@@ -239,9 +239,9 @@ pub mod crypto;
 pub mod css;
 pub mod cssrule;
 pub mod cssrulelist;
+pub mod cssstyledeclaration;
 pub mod cssstylerule;
 pub mod cssstylesheet;
-pub mod cssstyledeclaration;
 pub mod customevent;
 pub mod dedicatedworkerglobalscope;
 pub mod document;

components/script/dom/stylesheet.rs

@@ -65,9 +65,8 @@ impl StyleSheetMethods for StyleSheet {
         self.title.clone()
     }
 
-    // https://drafts.csswg.org/cssom/#dom-stylesheet-ownernode
-    /*fn GetOwnerNode(&self) -> Option<UnionTypes::ElementOrProcessingInstruction>{
-        //None
-        self.owner.unwrap().deref().downcast::<Element>()
-    }*/
+    // https://drafts.csswg.org/cssom/#dom-stylesheet-title
+    fn GetOwnerNode(&self) -> Option<UnionTypes::ElementOrProcessingInstruction>{
+        None
+    }   
 }

components/script/dom/webidls/StyleSheet.webidl

@@ -6,7 +6,7 @@
 interface StyleSheet {
   readonly attribute DOMString type_;
   readonly attribute DOMString? href;
-  // readonly attribute (Element or ProcessingInstruction)? ownerNode;
+  readonly attribute (Element or ProcessingInstruction)? ownerNode;
   // readonly attribute StyleSheet? parentStyleSheet;
   readonly attribute DOMString? title;