LibWeb/IDB: Implement delete_records_from_an_object_store

Author: https://github.com/stelar7
Commit: afe7951af4
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4317
Reviewed-by: https://github.com/ADKaster ✅
Reviewed-by: https://github.com/kennethmyhra ✅

Libraries/LibWeb/IndexedDB/Internal/ObjectStore.h

@@ -23,6 +23,12 @@ namespace Web::IndexedDB {
 
 using KeyPath = Variant<String, Vector<String>>;
 
+// https://w3c.github.io/IndexedDB/#object-store-record
+struct Record {
+    GC::Ref<Key> key;
+    HTML::SerializationRecord value;
+};
+
 // https://w3c.github.io/IndexedDB/#object-store-construct
 class ObjectStore : public JS::Cell {
     GC_CELL(ObjectStore, JS::Cell);
@@ -42,6 +48,8 @@ public:
 
     GC::Ref<Database> database() const { return m_database; }
 
+    void remove_records_in_range(GC::Ref<IDBKeyRange> range);
+
 protected:
     virtual void visit_edges(Visitor&) override;
 
@@ -62,6 +70,9 @@ private:
 
     // An object store optionally has a key generator.
     Optional<KeyGenerator> m_key_generator;
+
+    // An object store has a list of records
+    Vector<Record> m_records;
 };
 
 }