8 files changed, 0 insertions, 168 deletions
diff --git a/dom/base/Element.cpp b/dom/base/Element.cpp
index f3c8a1129..8e9225a64 100644
--- a/dom/base/Element.cpp
+++ b/dom/base/Element.cpp
@@ -1208,83 +1208,6 @@ Element::AttachShadowInternal(bool aClosed, ErrorResult& aError)
   return shadowRoot.forget();
 }
 
-NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(DestinationInsertionPointList, mParent,
-                                      mDestinationPoints)
-
-NS_INTERFACE_TABLE_HEAD(DestinationInsertionPointList)
-  NS_WRAPPERCACHE_INTERFACE_TABLE_ENTRY
-  NS_INTERFACE_TABLE(DestinationInsertionPointList, nsINodeList, nsIDOMNodeList)
-  NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(DestinationInsertionPointList)
-NS_INTERFACE_MAP_END
-
-NS_IMPL_CYCLE_COLLECTING_ADDREF(DestinationInsertionPointList)
-NS_IMPL_CYCLE_COLLECTING_RELEASE(DestinationInsertionPointList)
-
-DestinationInsertionPointList::DestinationInsertionPointList(Element* aElement)
-  : mParent(aElement)
-{
-  nsTArray<nsIContent*>* destPoints = aElement->GetExistingDestInsertionPoints();
-  if (destPoints) {
-    for (uint32_t i = 0; i < destPoints->Length(); i++) {
-      mDestinationPoints.AppendElement(destPoints->ElementAt(i));
-    }
-  }
-}
-
-DestinationInsertionPointList::~DestinationInsertionPointList()
-{
-}
-
-nsIContent*
-DestinationInsertionPointList::Item(uint32_t aIndex)
-{
-  return mDestinationPoints.SafeElementAt(aIndex);
-}
-
-NS_IMETHODIMP
-DestinationInsertionPointList::Item(uint32_t aIndex, nsIDOMNode** aReturn)
-{
-  nsIContent* item = Item(aIndex);
-  if (!item) {
-    return NS_ERROR_FAILURE;
-  }
-
-  return CallQueryInterface(item, aReturn);
-}
-
-uint32_t
-DestinationInsertionPointList::Length() const
-{
-  return mDestinationPoints.Length();
-}
-
-NS_IMETHODIMP
-DestinationInsertionPointList::GetLength(uint32_t* aLength)
-{
-  *aLength = Length();
-  return NS_OK;
-}
-
-int32_t
-DestinationInsertionPointList::IndexOf(nsIContent* aContent)
-{
-  return mDestinationPoints.IndexOf(aContent);
-}
-
-JSObject*
-DestinationInsertionPointList::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
-{
-  return NodeListBinding::Wrap(aCx, this, aGivenProto);
-}
-
-already_AddRefed<DestinationInsertionPointList>
-Element::GetDestinationInsertionPoints()
-{
-  RefPtr<DestinationInsertionPointList> list =
-    new DestinationInsertionPointList(this);
-  return list.forget();
-}
-
 void
 Element::GetAttribute(const nsAString& aName, DOMString& aReturn)
 {
diff --git a/dom/base/Element.h b/dom/base/Element.h
index 23a9fee52..3d9b80a98 100644
--- a/dom/base/Element.h
+++ b/dom/base/Element.h
@@ -144,7 +144,6 @@ class CustomElementRegistry;
 class Link;
 class DOMRect;
 class DOMRectList;
-class DestinationInsertionPointList;
 class Grid;
 
 // IID for the dom::Element interface
@@ -933,7 +932,6 @@ public:
 
   // [deprecated] Shadow DOM v0
   already_AddRefed<ShadowRoot> CreateShadowRoot(ErrorResult& aError);
-  already_AddRefed<DestinationInsertionPointList> GetDestinationInsertionPoints();
 
   ShadowRoot *FastGetShadowRoot() const
   {
@@ -1616,30 +1614,6 @@ private:
   nsCOMPtr<nsIDocument> mDoc;
 };
 
-class DestinationInsertionPointList : public nsINodeList
-{
-public:
-  explicit DestinationInsertionPointList(Element* aElement);
-
-  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
-  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(DestinationInsertionPointList)
-
-  // nsIDOMNodeList
-  NS_DECL_NSIDOMNODELIST
-
-  // nsINodeList
-  virtual nsIContent* Item(uint32_t aIndex) override;
-  virtual int32_t IndexOf(nsIContent* aContent) override;
-  virtual nsINode* GetParentObject() override { return mParent; }
-  virtual uint32_t Length() const;
-  virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
-protected:
-  virtual ~DestinationInsertionPointList();
-
-  RefPtr<Element> mParent;
-  nsCOMArray<nsIContent> mDestinationPoints;
-};
-
 NS_DEFINE_STATIC_IID_ACCESSOR(Element, NS_ELEMENT_IID)
 
 inline bool
diff --git a/dom/base/FragmentOrElement.cpp b/dom/base/FragmentOrElement.cpp
index 676665c09..6fbe04d25 100644
--- a/dom/base/FragmentOrElement.cpp
+++ b/dom/base/FragmentOrElement.cpp
@@ -1131,23 +1131,6 @@ FragmentOrElement::SetShadowRoot(ShadowRoot* aShadowRoot)
   slots->mShadowRoot = aShadowRoot;
 }
 
-nsTArray<nsIContent*>&
-FragmentOrElement::DestInsertionPoints()
-{
-  nsExtendedDOMSlots* slots = ExtendedDOMSlots();
-  return slots->mDestInsertionPoints;
-}
-
-nsTArray<nsIContent*>*
-FragmentOrElement::GetExistingDestInsertionPoints() const
-{
-  nsExtendedDOMSlots* slots = GetExistingExtendedDOMSlots();
-  if (slots) {
-    return &slots->mDestInsertionPoints;
-  }
-  return nullptr;
-}
-
 HTMLSlotElement*
 FragmentOrElement::GetAssignedSlot() const
 {
diff --git a/dom/base/FragmentOrElement.h b/dom/base/FragmentOrElement.h
index df05bcb50..f1fa046ee 100644
--- a/dom/base/FragmentOrElement.h
+++ b/dom/base/FragmentOrElement.h
@@ -155,8 +155,6 @@ public:
   virtual void SetXBLBinding(nsXBLBinding* aBinding,
                              nsBindingManager* aOldBindingManager = nullptr) override;
   virtual ShadowRoot *GetContainingShadow() const override;
-  virtual nsTArray<nsIContent*> &DestInsertionPoints() override;
-  virtual nsTArray<nsIContent*> *GetExistingDestInsertionPoints() const override;
   virtual void SetShadowRoot(ShadowRoot* aBinding) override;
   virtual mozilla::dom::HTMLSlotElement* GetAssignedSlot() const override;
   virtual void SetAssignedSlot(mozilla::dom::HTMLSlotElement* aSlot) override;
@@ -297,12 +295,6 @@ public:
     RefPtr<ShadowRoot> mContainingShadow;
 
     /**
-     * An array of web component insertion points to which this element
-     * is distributed.
-     */
-    nsTArray<nsIContent*> mDestInsertionPoints;
-
-    /**
      * The assigned slot associated with this element.
      */
     RefPtr<mozilla::dom::HTMLSlotElement> mAssignedSlot;
diff --git a/dom/base/nsGenericDOMDataNode.cpp b/dom/base/nsGenericDOMDataNode.cpp
index e5cc852d2..d23783368 100644
--- a/dom/base/nsGenericDOMDataNode.cpp
+++ b/dom/base/nsGenericDOMDataNode.cpp
@@ -737,23 +737,6 @@ nsGenericDOMDataNode::SetShadowRoot(ShadowRoot* aShadowRoot)
 {
 }
 
-nsTArray<nsIContent*>&
-nsGenericDOMDataNode::DestInsertionPoints()
-{
-  nsDataSlots *slots = DataSlots();
-  return slots->mDestInsertionPoints;
-}
-
-nsTArray<nsIContent*>*
-nsGenericDOMDataNode::GetExistingDestInsertionPoints() const
-{
-  nsDataSlots *slots = GetExistingDataSlots();
-  if (slots) {
-    return &slots->mDestInsertionPoints;
-  }
-  return nullptr;
-}
-
 HTMLSlotElement*
 nsGenericDOMDataNode::GetAssignedSlot() const
 {
diff --git a/dom/base/nsGenericDOMDataNode.h b/dom/base/nsGenericDOMDataNode.h
index 97bd79129..4d0114cb1 100644
--- a/dom/base/nsGenericDOMDataNode.h
+++ b/dom/base/nsGenericDOMDataNode.h
@@ -160,8 +160,6 @@ public:
   virtual void SetXBLBinding(nsXBLBinding* aBinding,
                              nsBindingManager* aOldBindingManager = nullptr) override;
   virtual mozilla::dom::ShadowRoot *GetContainingShadow() const override;
-  virtual nsTArray<nsIContent*> &DestInsertionPoints() override;
-  virtual nsTArray<nsIContent*> *GetExistingDestInsertionPoints() const override;
   virtual void SetShadowRoot(mozilla::dom::ShadowRoot* aShadowRoot) override;
   virtual mozilla::dom::HTMLSlotElement* GetAssignedSlot() const override;
   virtual void SetAssignedSlot(mozilla::dom::HTMLSlotElement* aSlot) override;
@@ -269,11 +267,6 @@ protected:
     RefPtr<mozilla::dom::ShadowRoot> mContainingShadow;
 
     /**
-     * @see nsIContent::GetDestInsertionPoints
-     */
-    nsTArray<nsIContent*> mDestInsertionPoints;
-
-    /**
      * @see nsIContent::GetAssignedSlot
      */
     RefPtr<mozilla::dom::HTMLSlotElement> mAssignedSlot;
diff --git a/dom/base/nsIContent.h b/dom/base/nsIContent.h
index 975173656..ce0a4e596 100644
--- a/dom/base/nsIContent.h
+++ b/dom/base/nsIContent.h
@@ -697,20 +697,6 @@ public:
   virtual mozilla::dom::ShadowRoot *GetContainingShadow() const = 0;
 
   /**
-   * Gets an array of destination insertion points where this content
-   * is distributed by web component distribution algorithms.
-   * The array is created if it does not already exist.
-   */
-  virtual nsTArray<nsIContent*> &DestInsertionPoints() = 0;
-
-  /**
-   * Same as DestInsertionPoints except that this method will return
-   * null if the array of destination insertion points does not already
-   * exist.
-   */
-  virtual nsTArray<nsIContent*> *GetExistingDestInsertionPoints() const = 0;
-
-  /**
    * Gets the assigned slot associated with this content.
    *
    * @return The assigned slot element or null.
diff --git a/dom/webidl/Element.webidl b/dom/webidl/Element.webidl
index f6d0f7f93..2f7e934b8 100644
--- a/dom/webidl/Element.webidl
+++ b/dom/webidl/Element.webidl
@@ -248,8 +248,6 @@ partial interface Element {
   // [deprecated] Shadow DOM v0
   [Throws, Pref="nsDocument::IsWebComponentsEnabled"]
   ShadowRoot createShadowRoot();
-  [Pref="nsDocument::IsWebComponentsEnabled"]
-  NodeList getDestinationInsertionPoints();
 };
 
 Element implements ChildNode;