Bug 1455676 part 20. Remove now-unused AsDOMNode methods. r=qdot

dom/base/Attr.h

@@ -79,8 +79,6 @@ public:
   NS_DECL_CYCLE_COLLECTION_SKIPPABLE_SCRIPT_HOLDER_CLASS_AMBIGUOUS(Attr,
                                                                    nsIAttribute)
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   // WebIDL
   virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
 

dom/base/Comment.h

@@ -48,7 +48,6 @@ public:
     CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
                   bool aCloneText) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
 #ifdef DEBUG
   virtual void List(FILE* out, int32_t aIndent) const override;
   virtual void DumpContent(FILE* out = stdout, int32_t aIndent = 0,

dom/base/DocumentFragment.h

@@ -65,8 +65,6 @@ public:
 
   virtual bool IsNodeOfType(uint32_t aFlags) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
                               nsIContent* aBindingParent,
                               bool aCompileEventHandlers) override

dom/base/DocumentType.h

@@ -59,8 +59,6 @@ public:
     CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
                   bool aCloneText) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   // WebIDL API
   void GetName(nsAString& aName) const;
   void GetPublicId(nsAString& aPublicId) const;

dom/base/nsDocument.h

@@ -246,8 +246,6 @@ public:
   virtual void DocAddSizeOfExcludingThis(nsWindowSizes& aWindowSizes) const override;
   // DocAddSizeOfIncludingThis is inherited from nsIDocument.
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
 protected:
   friend class nsNodeUtils;
 

dom/base/nsINode.h

@@ -587,8 +587,6 @@ public:
     return NodeType() == ATTRIBUTE_NODE;
   }
 
-  virtual nsIDOMNode* AsDOMNode() = 0;
-
   /**
    * Return if this node has any children.
    */
@@ -2121,11 +2119,6 @@ protected:
   nsSlots* mSlots;
 };
 
-inline nsIDOMNode* GetAsDOMNode(nsINode* aNode)
-{
-  return aNode ? aNode->AsDOMNode() : nullptr;
-}
-
 // Useful inline function for getting a node given an nsIContent and an
 // nsIDocument.  Returns the first argument cast to nsINode if it is non-null,
 // otherwise returns the second (which may be null).  We use type variables

dom/base/nsTextNode.h

@@ -63,8 +63,6 @@ public:
   nsresult AppendTextForNormalize(const char16_t* aBuffer, uint32_t aLength,
                                   bool aNotify, nsIContent* aNextSibling);
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   // Need to have a copy here because including nsDocument.h in this file will
   // fail to build on Windows.
   static bool IsShadowDOMEnabled(JSContext* aCx, JSObject* aObject);

dom/html/HTMLAudioElement.h

@@ -35,8 +35,6 @@ public:
                          bool aPreallocateChildren) const override;
   virtual nsresult SetAcceptHeader(nsIHttpChannel* aChannel) override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   // WebIDL
 
   static already_AddRefed<HTMLAudioElement>

dom/html/HTMLOptGroupElement.h

@@ -45,8 +45,6 @@ public:
                                 nsIPrincipal* aSubjectPrincipal,
                                 bool aNotify) override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   bool Disabled() const
   {
     return GetBoolAttr(nsGkAtoms::disabled);

dom/html/nsGenericHTMLElement.h

@@ -269,8 +269,6 @@ public:
   MOZ_CAN_RUN_SCRIPT
   nsSize GetWidthHeightForImage(RefPtr<imgRequestProxy>& aImageRequest);
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
 public:
   // Implementation for nsIContent
   virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,

dom/mathml/nsMathMLElement.h

@@ -90,8 +90,6 @@ public:
   virtual void GetLinkTarget(nsAString& aTarget) override;
   virtual already_AddRefed<nsIURI> GetHrefURI() const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   virtual void NodeInfoChanged(nsIDocument* aOldDoc) override
   {
     ClearHasPendingLinkUpdate();

dom/svg/nsSVGElement.h

@@ -306,7 +306,6 @@ public:
   }
 
   virtual void ClearAnyCachedPath() {}
-  nsIDOMNode* AsDOMNode() final { return this; }
   virtual bool IsTransformable() { return false; }
 
   // WebIDL

dom/xbl/XBLChildrenElement.h

@@ -36,8 +36,6 @@ public:
   virtual nsresult Clone(mozilla::dom::NodeInfo* aNodeInfo, nsINode** aResult,
                          bool aPreallocateChildren) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   void AppendInsertedChild(nsIContent* aChild, bool aNotify)
   {
     // Appending an inserted child causes the inserted

dom/xml/CDATASection.h

@@ -51,7 +51,6 @@ public:
     CloneDataNode(mozilla::dom::NodeInfo *aNodeInfo,
                   bool aCloneText) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
 #ifdef DEBUG
   virtual void List(FILE* out, int32_t aIndent) const override;
   virtual void DumpContent(FILE* out, int32_t aIndent,bool aDumpAll) const override;

dom/xml/ProcessingInstruction.h

@@ -39,8 +39,6 @@ public:
   virtual void DumpContent(FILE* out, int32_t aIndent, bool aDumpAll) const override;
 #endif
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   // WebIDL API
   void GetTarget(nsAString& aTarget)
   {

dom/xml/nsXMLElement.h

@@ -28,8 +28,6 @@ public:
   virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult,
                          bool aPreallocateChildren) const override;
 
-  virtual nsIDOMNode* AsDOMNode() override { return this; }
-
   virtual void UnbindFromTree(bool aDeep = true,
                               bool aNullParent = true) override;
 

dom/xul/nsXULElement.h

@@ -413,8 +413,6 @@ public:
       mBindingParent = aBindingParent;
     }
 
-    virtual nsIDOMNode* AsDOMNode() override { return this; }
-
     virtual bool IsEventAttributeNameInternal(nsAtom* aName) override;
 
     typedef mozilla::dom::DOMString DOMString;