Bug 1613985 - Use default for equivalent-to-default constructors/dest…

…ructors in dom/html. r=smaug

Differential Revision: https://phabricator.services.mozilla.com/D63171

--HG--
extra : moz-landing-system : lando

dom/html/HTMLAllCollection.cpp

@@ -21,7 +21,7 @@ HTMLAllCollection::HTMLAllCollection(mozilla::dom::Document* aDocument)
   MOZ_ASSERT(mDocument);
 }
 
-HTMLAllCollection::~HTMLAllCollection() {}
+HTMLAllCollection::~HTMLAllCollection() = default;
 
 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(HTMLAllCollection, mDocument, mCollection,
                                       mNamedMap)

dom/html/HTMLAnchorElement.cpp

@@ -46,7 +46,7 @@ ASSERT_NODE_FLAGS_SPACE(ELEMENT_TYPE_SPECIFIC_BITS_OFFSET + 2);
 const DOMTokenListSupportedToken HTMLAnchorElement::sSupportedRelValues[] = {
     "noreferrer", "noopener", nullptr};
 
-HTMLAnchorElement::~HTMLAnchorElement() {}
+HTMLAnchorElement::~HTMLAnchorElement() = default;
 
 bool HTMLAnchorElement::IsInteractiveHTMLContent(bool aIgnoreTabindex) const {
   return HasAttr(kNameSpaceID_None, nsGkAtoms::href) ||

dom/html/HTMLAreaElement.cpp

@@ -24,7 +24,7 @@ HTMLAreaElement::HTMLAreaElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)), Link(this) {}
 
-HTMLAreaElement::~HTMLAreaElement() {}
+HTMLAreaElement::~HTMLAreaElement() = default;
 
 NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED(HTMLAreaElement,
                                              nsGenericHTMLElement, Link)

dom/html/HTMLBRElement.cpp

@@ -20,7 +20,7 @@ HTMLBRElement::HTMLBRElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLBRElement::~HTMLBRElement() {}
+HTMLBRElement::~HTMLBRElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLBRElement)
 

dom/html/HTMLBodyElement.cpp

@@ -29,7 +29,7 @@ namespace dom {
 
 //----------------------------------------------------------------------
 
-HTMLBodyElement::~HTMLBodyElement() {}
+HTMLBodyElement::~HTMLBodyElement() = default;
 
 JSObject* HTMLBodyElement::WrapNode(JSContext* aCx,
                                     JS::Handle<JSObject*> aGivenProto) {

dom/html/HTMLButtonElement.cpp

@@ -62,7 +62,7 @@ HTMLButtonElement::HTMLButtonElement(
   AddStatesSilently(NS_EVENT_STATE_ENABLED);
 }
 
-HTMLButtonElement::~HTMLButtonElement() {}
+HTMLButtonElement::~HTMLButtonElement() = default;
 
 // nsISupports
 

dom/html/HTMLCanvasElement.cpp

@@ -225,7 +225,7 @@ HTMLCanvasPrintState::HTMLCanvasPrintState(
       mContext(aContext),
       mCallback(aCallback) {}
 
-HTMLCanvasPrintState::~HTMLCanvasPrintState() {}
+HTMLCanvasPrintState::~HTMLCanvasPrintState() = default;
 
 /* virtual */
 JSObject* HTMLCanvasPrintState::WrapObject(JSContext* aCx,
@@ -647,7 +647,7 @@ class CanvasCaptureTrackSource : public MediaStreamTrackSource {
   void Enable() override {}
 
  private:
-  virtual ~CanvasCaptureTrackSource() {}
+  virtual ~CanvasCaptureTrackSource() = default;
 
   RefPtr<CanvasCaptureMediaStream> mCaptureStream;
 };

dom/html/HTMLCanvasElement.h

@@ -110,7 +110,7 @@ class FrameCaptureListener : public SupportsWeakPtr<FrameCaptureListener> {
                         const TimeStamp& aTime) = 0;
 
  protected:
-  virtual ~FrameCaptureListener() {}
+  virtual ~FrameCaptureListener() = default;
 
   bool mFrameCaptureRequested;
 };

dom/html/HTMLDataElement.cpp

@@ -17,7 +17,7 @@ HTMLDataElement::HTMLDataElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLDataElement::~HTMLDataElement() {}
+HTMLDataElement::~HTMLDataElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLDataElement)
 

dom/html/HTMLDataListElement.cpp

@@ -12,7 +12,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(DataList)
 namespace mozilla {
 namespace dom {
 
-HTMLDataListElement::~HTMLDataListElement() {}
+HTMLDataListElement::~HTMLDataListElement() = default;
 
 JSObject* HTMLDataListElement::WrapNode(JSContext* aCx,
                                         JS::Handle<JSObject*> aGivenProto) {

dom/html/HTMLDetailsElement.cpp

@@ -13,7 +13,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Details)
 namespace mozilla {
 namespace dom {
 
-HTMLDetailsElement::~HTMLDetailsElement() {}
+HTMLDetailsElement::~HTMLDetailsElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLDetailsElement)
 

dom/html/HTMLDialogElement.cpp

@@ -23,7 +23,7 @@ nsGenericHTMLElement* NS_NewHTMLDialogElement(
 namespace mozilla {
 namespace dom {
 
-HTMLDialogElement::~HTMLDialogElement() {}
+HTMLDialogElement::~HTMLDialogElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLDialogElement)
 

dom/html/HTMLDivElement.cpp

@@ -15,7 +15,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Div)
 namespace mozilla {
 namespace dom {
 
-HTMLDivElement::~HTMLDivElement() {}
+HTMLDivElement::~HTMLDivElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLDivElement)
 

dom/html/HTMLElement.cpp

@@ -30,7 +30,7 @@ HTMLElement::HTMLElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
   }
 }
 
-HTMLElement::~HTMLElement() {}
+HTMLElement::~HTMLElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLElement)
 

dom/html/HTMLFontElement.cpp

@@ -16,7 +16,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Font)
 namespace mozilla {
 namespace dom {
 
-HTMLFontElement::~HTMLFontElement() {}
+HTMLFontElement::~HTMLFontElement() = default;
 
 JSObject* HTMLFontElement::WrapNode(JSContext* aCx,
                                     JS::Handle<JSObject*> aGivenProto) {

dom/html/HTMLFormSubmission.cpp

@@ -720,7 +720,7 @@ EncodingFormSubmission::EncodingFormSubmission(
   }
 }
 
-EncodingFormSubmission::~EncodingFormSubmission() {}
+EncodingFormSubmission::~EncodingFormSubmission() = default;
 
 // i18n helper routines
 nsresult EncodingFormSubmission::EncodeVal(const nsAString& aStr,

dom/html/HTMLFrameElement.cpp

@@ -17,7 +17,7 @@ HTMLFrameElement::HTMLFrameElement(
     FromParser aFromParser)
     : nsGenericHTMLFrameElement(std::move(aNodeInfo), aFromParser) {}
 
-HTMLFrameElement::~HTMLFrameElement() {}
+HTMLFrameElement::~HTMLFrameElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLFrameElement)
 

dom/html/HTMLFrameSetElement.cpp

@@ -16,7 +16,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(FrameSet)
 namespace mozilla {
 namespace dom {
 
-HTMLFrameSetElement::~HTMLFrameSetElement() {}
+HTMLFrameSetElement::~HTMLFrameSetElement() = default;
 
 JSObject* HTMLFrameSetElement::WrapNode(JSContext* aCx,
                                         JS::Handle<JSObject*> aGivenProto) {

dom/html/HTMLHRElement.cpp

@@ -18,7 +18,7 @@ HTMLHRElement::HTMLHRElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLHRElement::~HTMLHRElement() {}
+HTMLHRElement::~HTMLHRElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLHRElement)
 

dom/html/HTMLHeadingElement.cpp

@@ -19,7 +19,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Heading)
 namespace mozilla {
 namespace dom {
 
-HTMLHeadingElement::~HTMLHeadingElement() {}
+HTMLHeadingElement::~HTMLHeadingElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLHeadingElement)
 

dom/html/HTMLIFrameElement.cpp

@@ -62,7 +62,7 @@ HTMLIFrameElement::HTMLIFrameElement(
   mFeaturePolicy->SetDefaultOrigin(origin);
 }
 
-HTMLIFrameElement::~HTMLIFrameElement() {}
+HTMLIFrameElement::~HTMLIFrameElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLIFrameElement)
 

dom/html/HTMLImageElement.cpp

@@ -99,7 +99,7 @@ class ImageLoadTask final : public MicroTaskRunnable {
   bool AlwaysLoad() { return mAlwaysLoad; }
 
  private:
-  ~ImageLoadTask() {}
+  ~ImageLoadTask() = default;
   RefPtr<HTMLImageElement> mElement;
   nsCOMPtr<Document> mDocument;
   bool mAlwaysLoad;

dom/html/HTMLInputElement.cpp

@@ -561,7 +561,7 @@ NS_IMPL_ISUPPORTS(HTMLInputElement::nsFilePickerShownCallback,
                   nsIFilePickerShownCallback)
 
 class nsColorPickerShownCallback final : public nsIColorPickerShownCallback {
-  ~nsColorPickerShownCallback() {}
+  ~nsColorPickerShownCallback() = default;
 
  public:
   nsColorPickerShownCallback(HTMLInputElement* aInput,

dom/html/HTMLInputElement.h

@@ -73,7 +73,7 @@ class GetFilesHelper;
  * page is being viewed in private browsing.
  */
 class UploadLastDir final : public nsIObserver, public nsSupportsWeakReference {
-  ~UploadLastDir() {}
+  ~UploadLastDir() = default;
 
  public:
   NS_DECL_ISUPPORTS
@@ -100,7 +100,7 @@ class UploadLastDir final : public nsIObserver, public nsSupportsWeakReference {
   nsresult StoreLastUsedDirectory(Document* aDoc, nsIFile* aDir);
 
   class ContentPrefCallback final : public nsIContentPrefCallback2 {
-    virtual ~ContentPrefCallback() {}
+    virtual ~ContentPrefCallback() = default;
 
    public:
     ContentPrefCallback(nsIFilePicker* aFilePicker,
@@ -1642,7 +1642,7 @@ class HTMLInputElement final : public TextControlElement,
   };
 
   class nsFilePickerShownCallback : public nsIFilePickerShownCallback {
-    virtual ~nsFilePickerShownCallback() {}
+    virtual ~nsFilePickerShownCallback() = default;
 
    public:
     nsFilePickerShownCallback(HTMLInputElement* aInput,

dom/html/HTMLLIElement.cpp

@@ -18,7 +18,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(LI)
 namespace mozilla {
 namespace dom {
 
-HTMLLIElement::~HTMLLIElement() {}
+HTMLLIElement::~HTMLLIElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLLIElement)
 

dom/html/HTMLLabelElement.cpp

@@ -24,7 +24,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Label)
 namespace mozilla {
 namespace dom {
 
-HTMLLabelElement::~HTMLLabelElement() {}
+HTMLLabelElement::~HTMLLabelElement() = default;
 
 JSObject* HTMLLabelElement::WrapNode(JSContext* aCx,
                                      JS::Handle<JSObject*> aGivenProto) {

dom/html/HTMLLegendElement.cpp

@@ -14,7 +14,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Legend)
 namespace mozilla {
 namespace dom {
 
-HTMLLegendElement::~HTMLLegendElement() {}
+HTMLLegendElement::~HTMLLegendElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLLegendElement)
 

dom/html/HTMLLinkElement.cpp

@@ -67,7 +67,7 @@ HTMLLinkElement::HTMLLinkElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)), Link(this) {}
 
-HTMLLinkElement::~HTMLLinkElement() {}
+HTMLLinkElement::~HTMLLinkElement() = default;
 
 NS_IMPL_CYCLE_COLLECTION_CLASS(HTMLLinkElement)
 

dom/html/HTMLMapElement.h

@@ -38,7 +38,7 @@ class HTMLMapElement final : public nsGenericHTMLElement {
                              JS::Handle<JSObject*> aGivenProto) override;
 
  protected:
-  ~HTMLMapElement() {}
+  ~HTMLMapElement() = default;
 
   RefPtr<nsContentList> mAreas;
 };

dom/html/HTMLMarqueeElement.cpp

@@ -20,7 +20,7 @@ NS_IMPL_NS_NEW_HTML_ELEMENT(Marquee)
 namespace mozilla {
 namespace dom {
 
-HTMLMarqueeElement::~HTMLMarqueeElement() {}
+HTMLMarqueeElement::~HTMLMarqueeElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLMarqueeElement)
 

dom/html/HTMLMediaElement.cpp

@@ -260,7 +260,7 @@ class nsMediaEvent : public Runnable {
       : Runnable(aName),
         mElement(aElement),
         mLoadID(mElement->GetCurrentLoadID()) {}
-  ~nsMediaEvent() {}
+  ~nsMediaEvent() = default;
 
   NS_IMETHOD Run() override = 0;
 
@@ -1133,7 +1133,7 @@ class HTMLMediaElement::MediaLoadListener final
       public nsIInterfaceRequestor,
       public nsIObserver,
       public nsIThreadRetargetableStreamListener {
-  ~MediaLoadListener() {}
+  ~MediaLoadListener() = default;
 
   NS_DECL_THREADSAFE_ISUPPORTS
   NS_DECL_NSIREQUESTOBSERVER

dom/html/HTMLMenuElement.cpp

@@ -38,7 +38,7 @@ HTMLMenuElement::HTMLMenuElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)), mType(MENU_TYPE_TOOLBAR) {}
 
-HTMLMenuElement::~HTMLMenuElement() {}
+HTMLMenuElement::~HTMLMenuElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLMenuElement)
 

dom/html/HTMLMenuItemElement.cpp

@@ -41,8 +41,8 @@ static const nsAttrValue::EnumTable* kMenuItemDefaultType =
 // A base class inherited by all radio visitors.
 class Visitor {
  public:
-  Visitor() {}
-  virtual ~Visitor() {}
+  Visitor() = default;
+  virtual ~Visitor() = default;
 
   /**
    * Visit a node in the tree. This is meant to be called on all radios in a
@@ -108,7 +108,7 @@ class GetCheckedDirtyVisitor : public Visitor {
 // Set checked dirty to true on all radios in the group.
 class SetCheckedDirtyVisitor : public Visitor {
  public:
-  SetCheckedDirtyVisitor() {}
+  SetCheckedDirtyVisitor() = default;
   virtual bool Visit(HTMLMenuItemElement* aMenuItem) override {
     aMenuItem->SetCheckedDirty();
     return true;
@@ -153,7 +153,7 @@ HTMLMenuItemElement::HTMLMenuItemElement(
   mParserCreating = aFromParser;
 }
 
-HTMLMenuItemElement::~HTMLMenuItemElement() {}
+HTMLMenuItemElement::~HTMLMenuItemElement() = default;
 
 // NS_IMPL_ELEMENT_CLONE(HTMLMenuItemElement)
 

dom/html/HTMLMetaElement.cpp

@@ -29,7 +29,7 @@ HTMLMetaElement::HTMLMetaElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLMetaElement::~HTMLMetaElement() {}
+HTMLMetaElement::~HTMLMetaElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLMetaElement)
 

dom/html/HTMLMeterElement.cpp

@@ -21,7 +21,7 @@ HTMLMeterElement::HTMLMeterElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLMeterElement::~HTMLMeterElement() {}
+HTMLMeterElement::~HTMLMeterElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLMeterElement)
 

dom/html/HTMLModElement.cpp

@@ -17,7 +17,7 @@ HTMLModElement::HTMLModElement(
     already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
     : nsGenericHTMLElement(std::move(aNodeInfo)) {}
 
-HTMLModElement::~HTMLModElement() {}
+HTMLModElement::~HTMLModElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLModElement)
 

dom/html/HTMLOptGroupElement.cpp

@@ -30,7 +30,7 @@ HTMLOptGroupElement::HTMLOptGroupElement(
   AddStatesSilently(NS_EVENT_STATE_ENABLED);
 }
 
-HTMLOptGroupElement::~HTMLOptGroupElement() {}
+HTMLOptGroupElement::~HTMLOptGroupElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLOptGroupElement)
 

dom/html/HTMLOptionElement.cpp

@@ -42,7 +42,7 @@ HTMLOptionElement::HTMLOptionElement(
   AddStatesSilently(NS_EVENT_STATE_ENABLED);
 }
 
-HTMLOptionElement::~HTMLOptionElement() {}
+HTMLOptionElement::~HTMLOptionElement() = default;
 
 NS_IMPL_ELEMENT_CLONE(HTMLOptionElement)