Libraries: Use default constructors/destructors in LibWeb

https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules

"The compiler is more likely to get the default semantics right and
you cannot implement these functions better than the compiler."

Userland/Libraries/LibWeb/Layout/BlockContainer.cpp

@@ -19,9 +19,7 @@ BlockContainer::BlockContainer(DOM::Document& document, DOM::Node* node, CSS::Co
 {
 }
 
-BlockContainer::~BlockContainer()
-{
-}
+BlockContainer::~BlockContainer() = default;
 
 bool BlockContainer::is_scrollable() const
 {

Userland/Libraries/LibWeb/Layout/BreakNode.cpp

@@ -16,8 +16,6 @@ BreakNode::BreakNode(DOM::Document& document, HTML::HTMLBRElement& element, Nonn
     set_inline(true);
 }
 
-BreakNode::~BreakNode()
-{
-}
+BreakNode::~BreakNode() = default;
 
 }

Userland/Libraries/LibWeb/Layout/ButtonBox.cpp

@@ -16,9 +16,7 @@ ButtonBox::ButtonBox(DOM::Document& document, HTML::HTMLInputElement& element, N
 {
 }
 
-ButtonBox::~ButtonBox()
-{
-}
+ButtonBox::~ButtonBox() = default;
 
 void ButtonBox::prepare_for_replaced_layout()
 {

Userland/Libraries/LibWeb/Layout/CanvasBox.cpp

@@ -15,9 +15,7 @@ CanvasBox::CanvasBox(DOM::Document& document, HTML::HTMLCanvasElement& element,
 {
 }
 
-CanvasBox::~CanvasBox()
-{
-}
+CanvasBox::~CanvasBox() = default;
 
 void CanvasBox::prepare_for_replaced_layout()
 {

Userland/Libraries/LibWeb/Layout/CheckBox.cpp

@@ -20,9 +20,7 @@ CheckBox::CheckBox(DOM::Document& document, HTML::HTMLInputElement& element, Non
     set_intrinsic_height(13);
 }
 
-CheckBox::~CheckBox()
-{
-}
+CheckBox::~CheckBox() = default;
 
 RefPtr<Painting::Paintable> CheckBox::create_paintable() const
 {

Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp

@@ -39,9 +39,7 @@ FlexFormattingContext::FlexFormattingContext(FormattingState& state, Box const&
 {
 }
 
-FlexFormattingContext::~FlexFormattingContext()
-{
-}
+FlexFormattingContext::~FlexFormattingContext() = default;
 
 void FlexFormattingContext::run(Box const& run_box, LayoutMode)
 {

Userland/Libraries/LibWeb/Layout/FormattingContext.cpp

@@ -27,9 +27,7 @@ FormattingContext::FormattingContext(Type type, FormattingState& state, Box cons
 {
 }
 
-FormattingContext::~FormattingContext()
-{
-}
+FormattingContext::~FormattingContext() = default;
 
 bool FormattingContext::creates_block_formatting_context(const Box& box)
 {

Userland/Libraries/LibWeb/Layout/FrameBox.cpp

@@ -17,9 +17,7 @@ FrameBox::FrameBox(DOM::Document& document, DOM::Element& element, NonnullRefPtr
 {
 }
 
-FrameBox::~FrameBox()
-{
-}
+FrameBox::~FrameBox() = default;
 
 void FrameBox::prepare_for_replaced_layout()
 {

Userland/Libraries/LibWeb/Layout/InitialContainingBlock.cpp

@@ -16,9 +16,7 @@ InitialContainingBlock::InitialContainingBlock(DOM::Document& document, NonnullR
 {
 }
 
-InitialContainingBlock::~InitialContainingBlock()
-{
-}
+InitialContainingBlock::~InitialContainingBlock() = default;
 
 void InitialContainingBlock::build_stacking_context_tree()
 {

Userland/Libraries/LibWeb/Layout/InlineFormattingContext.cpp

@@ -24,9 +24,7 @@ InlineFormattingContext::InlineFormattingContext(FormattingState& state, BlockCo
 {
 }
 
-InlineFormattingContext::~InlineFormattingContext()
-{
-}
+InlineFormattingContext::~InlineFormattingContext() = default;
 
 BlockFormattingContext& InlineFormattingContext::parent()
 {

Userland/Libraries/LibWeb/Layout/InlineNode.cpp

@@ -20,9 +20,7 @@ InlineNode::InlineNode(DOM::Document& document, DOM::Element* element, NonnullRe
     set_inline(true);
 }
 
-InlineNode::~InlineNode()
-{
-}
+InlineNode::~InlineNode() = default;
 
 RefPtr<Painting::Paintable> InlineNode::create_paintable() const
 {

Userland/Libraries/LibWeb/Layout/Label.cpp

@@ -20,9 +20,7 @@ Label::Label(DOM::Document& document, HTML::HTMLLabelElement* element, NonnullRe
 {
 }
 
-Label::~Label()
-{
-}
+Label::~Label() = default;
 
 void Label::handle_mousedown_on_label(Badge<Painting::TextPaintable>, Gfx::IntPoint const&, unsigned button)
 {

Userland/Libraries/LibWeb/Layout/LayoutPosition.h

@@ -23,7 +23,7 @@ struct LayoutPosition {
 
 class LayoutRange {
 public:
-    LayoutRange() { }
+    LayoutRange() = default;
     LayoutRange(const LayoutPosition& start, const LayoutPosition& end)
         : m_start(start)
         , m_end(end)

Userland/Libraries/LibWeb/Layout/LineBox.h

@@ -13,7 +13,7 @@ namespace Web::Layout {
 
 class LineBox {
 public:
-    LineBox() { }
+    LineBox() = default;
 
     float width() const { return m_width; }
     float bottom() const { return m_bottom; }

Userland/Libraries/LibWeb/Layout/ListItemBox.cpp

@@ -15,9 +15,7 @@ ListItemBox::ListItemBox(DOM::Document& document, DOM::Element* element, Nonnull
 {
 }
 
-ListItemBox::~ListItemBox()
-{
-}
+ListItemBox::~ListItemBox() = default;
 
 void ListItemBox::set_marker(RefPtr<ListItemMarkerBox> marker)
 {

Userland/Libraries/LibWeb/Layout/ListItemMarkerBox.cpp

@@ -49,9 +49,7 @@ ListItemMarkerBox::ListItemMarkerBox(DOM::Document& document, CSS::ListStyleType
     }
 }
 
-ListItemMarkerBox::~ListItemMarkerBox()
-{
-}
+ListItemMarkerBox::~ListItemMarkerBox() = default;
 
 Gfx::Bitmap const* ListItemMarkerBox::list_style_image_bitmap() const
 {

Userland/Libraries/LibWeb/Layout/Node.h

@@ -145,7 +145,7 @@ private:
 
 class NodeWithStyle : public Node {
 public:
-    virtual ~NodeWithStyle() override { }
+    virtual ~NodeWithStyle() override = default;
 
     const CSS::ImmutableComputedValues& computed_values() const { return static_cast<const CSS::ImmutableComputedValues&>(m_computed_values); }
 

Userland/Libraries/LibWeb/Layout/Progress.cpp

@@ -15,9 +15,7 @@ Progress::Progress(DOM::Document& document, HTML::HTMLProgressElement& element,
     set_intrinsic_height(12);
 }
 
-Progress::~Progress()
-{
-}
+Progress::~Progress() = default;
 
 RefPtr<Painting::Paintable> Progress::create_paintable() const
 {

Userland/Libraries/LibWeb/Layout/RadioButton.cpp

@@ -18,9 +18,7 @@ RadioButton::RadioButton(DOM::Document& document, HTML::HTMLInputElement& elemen
     set_intrinsic_height(12);
 }
 
-RadioButton::~RadioButton()
-{
-}
+RadioButton::~RadioButton() = default;
 
 RefPtr<Painting::Paintable> RadioButton::create_paintable() const
 {

Userland/Libraries/LibWeb/Layout/ReplacedBox.cpp

@@ -18,8 +18,6 @@ ReplacedBox::ReplacedBox(DOM::Document& document, DOM::Element& element, Nonnull
     set_inline(true);
 }
 
-ReplacedBox::~ReplacedBox()
-{
-}
+ReplacedBox::~ReplacedBox() = default;
 
 }

Userland/Libraries/LibWeb/Layout/SVGFormattingContext.cpp

@@ -18,9 +18,7 @@ SVGFormattingContext::SVGFormattingContext(FormattingState& state, Box const& bo
 {
 }
 
-SVGFormattingContext::~SVGFormattingContext()
-{
-}
+SVGFormattingContext::~SVGFormattingContext() = default;
 
 void SVGFormattingContext::run(Box const& box, LayoutMode)
 {

Userland/Libraries/LibWeb/Layout/TableBox.cpp

@@ -19,8 +19,6 @@ TableBox::TableBox(DOM::Document& document, DOM::Element* element, CSS::Computed
 {
 }
 
-TableBox::~TableBox()
-{
-}
+TableBox::~TableBox() = default;
 
 }

Userland/Libraries/LibWeb/Layout/TableCellBox.cpp

@@ -20,9 +20,7 @@ TableCellBox::TableCellBox(DOM::Document& document, DOM::Element* element, CSS::
 {
 }
 
-TableCellBox::~TableCellBox()
-{
-}
+TableCellBox::~TableCellBox() = default;
 
 size_t TableCellBox::colspan() const
 {

Userland/Libraries/LibWeb/Layout/TableFormattingContext.cpp

@@ -21,9 +21,7 @@ TableFormattingContext::TableFormattingContext(FormattingState& state, BlockCont
 {
 }
 
-TableFormattingContext::~TableFormattingContext()
-{
-}
+TableFormattingContext::~TableFormattingContext() = default;
 
 void TableFormattingContext::run(Box const& box, LayoutMode)
 {

Userland/Libraries/LibWeb/Layout/TableRowBox.cpp

@@ -19,8 +19,6 @@ TableRowBox::TableRowBox(DOM::Document& document, DOM::Element* element, CSS::Co
 {
 }
 
-TableRowBox::~TableRowBox()
-{
-}
+TableRowBox::~TableRowBox() = default;
 
 }

Userland/Libraries/LibWeb/Layout/TableRowGroupBox.cpp

@@ -16,9 +16,7 @@ TableRowGroupBox::TableRowGroupBox(DOM::Document& document, DOM::Element* elemen
 {
 }
 
-TableRowGroupBox::~TableRowGroupBox()
-{
-}
+TableRowGroupBox::~TableRowGroupBox() = default;
 
 size_t TableRowGroupBox::column_count() const
 {

Userland/Libraries/LibWeb/Layout/TextNode.cpp

@@ -21,9 +21,7 @@ TextNode::TextNode(DOM::Document& document, DOM::Text& text)
     set_inline(true);
 }
 
-TextNode::~TextNode()
-{
-}
+TextNode::~TextNode() = default;
 
 static bool is_all_whitespace(StringView string)
 {

Userland/Libraries/LibWeb/Layout/TreeBuilder.cpp

@@ -24,9 +24,7 @@
 
 namespace Web::Layout {
 
-TreeBuilder::TreeBuilder()
-{
-}
+TreeBuilder::TreeBuilder() = default;
 
 // The insertion_parent_for_*() functions maintain the invariant that block-level boxes must have either
 // only block-level children or only inline-level children.