LibWeb: Fix a few "missing visit_edges" warnings from the GC verifier

Author: https://github.com/mattco98
Commit: https://github.com/SerenityOS/serenity/commit/aac873fcec
Pull-request: https://github.com/SerenityOS/serenity/pull/23861
Reviewed-by: https://github.com/awesomekling

Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp

@@ -2814,6 +2814,8 @@ private:
     virtual JS::ThrowCompletionOr<bool> internal_set_prototype_of(JS::Object* prototype) override;
     virtual JS::ThrowCompletionOr<bool> internal_prevent_extensions() override;
 
+    virtual void visit_edges(Visitor&) override;
+
     JS::NonnullGCPtr<JS::Realm> m_realm; // [[Realm]]
 };
 )~~~");
@@ -2953,6 +2955,12 @@ JS::ThrowCompletionOr<bool> @named_properties_class@::internal_prevent_extension
     // Note: this keeps named properties object extensible by making [[PreventExtensions]] fail.
     return false;
 }
+
+void @named_properties_class@::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_realm);
+}
 )~~~");
 }
 

Userland/Libraries/LibWeb/Crypto/KeyAlgorithms.cpp

@@ -57,6 +57,12 @@ JS_DEFINE_NATIVE_FUNCTION(KeyAlgorithm::name_getter)
     return JS::PrimitiveString::create(vm, name);
 }
 
+void KeyAlgorithm::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_realm);
+}
+
 JS::NonnullGCPtr<RsaKeyAlgorithm> RsaKeyAlgorithm::create(JS::Realm& realm)
 {
     return realm.heap().allocate<RsaKeyAlgorithm>(realm, realm);
@@ -143,11 +149,6 @@ JS_DEFINE_NATIVE_FUNCTION(EcKeyAlgorithm::named_curve_getter)
     return JS::PrimitiveString::create(vm, impl->named_curve());
 }
 
-void EcKeyAlgorithm::visit_edges(Visitor& visitor)
-{
-    Base::visit_edges(visitor);
-}
-
 JS::NonnullGCPtr<RsaHashedKeyAlgorithm> RsaHashedKeyAlgorithm::create(JS::Realm& realm)
 {
     return realm.heap().allocate<RsaHashedKeyAlgorithm>(realm, realm);

Userland/Libraries/LibWeb/Crypto/KeyAlgorithms.h

@@ -17,7 +17,7 @@ namespace Web::Crypto {
 
 // https://w3c.github.io/webcrypto/#key-algorithm-dictionary
 class KeyAlgorithm : public JS::Object {
-    JS_OBJECT(KeyAlgorithm, Object);
+    JS_OBJECT(KeyAlgorithm, JS::Object);
     JS_DECLARE_ALLOCATOR(KeyAlgorithm);
 
 public:
@@ -33,6 +33,7 @@ protected:
     KeyAlgorithm(JS::Realm&);
 
     virtual void initialize(JS::Realm&) override;
+    virtual void visit_edges(Visitor&) override;
 
 private:
     JS_DECLARE_NATIVE_FUNCTION(name_getter);
@@ -113,7 +114,6 @@ protected:
     EcKeyAlgorithm(JS::Realm&);
 
     virtual void initialize(JS::Realm&) override;
-    virtual void visit_edges(Visitor&) override;
 
 private:
     JS_DECLARE_NATIVE_FUNCTION(named_curve_getter);

Userland/Libraries/LibWeb/Painting/ViewportPaintable.cpp

@@ -513,4 +513,13 @@ void ViewportPaintable::recompute_selection_states()
     }
 }
 
+void ViewportPaintable::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    for (auto it : scroll_state)
+        visitor.visit(it.key);
+    for (auto it : clip_state)
+        visitor.visit(it.key);
+}
+
 }

Userland/Libraries/LibWeb/Painting/ViewportPaintable.h

@@ -37,6 +37,8 @@ private:
     void build_stacking_context_tree();
 
     explicit ViewportPaintable(Layout::Viewport const&);
+
+    virtual void visit_edges(Visitor&) override;
 };
 
 }

Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.cpp

@@ -167,4 +167,11 @@ Optional<CSSPixelFraction> SVGDecodedImageData::intrinsic_aspect_ratio() const
     return {};
 }
 
+void SVGDecodedImageData::SVGPageClient::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_host_page);
+    visitor.visit(m_svg_page);
+}
+
 }

Userland/Libraries/LibWeb/SVG/SVGDecodedImageData.h

@@ -81,6 +81,8 @@ private:
         : m_host_page(host_page)
     {
     }
+
+    virtual void visit_edges(Visitor&) override;
 };
 
 }