LibWeb: Make Fetch::Infrastructure::Request::set_client() take a pointer

Userland/Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.h

@@ -175,7 +175,7 @@ public:
 
     [[nodiscard]] HTML::EnvironmentSettingsObject const* client() const { return m_client; }
     [[nodiscard]] HTML::EnvironmentSettingsObject* client() { return m_client; }
-    void set_client(HTML::EnvironmentSettingsObject& client) { m_client = &client; }
+    void set_client(HTML::EnvironmentSettingsObject* client) { m_client = client; }
 
     [[nodiscard]] ReservedClientType const& reserved_client() const { return m_reserved_client; }
     [[nodiscard]] ReservedClientType& reserved_client() { return m_reserved_client; }

Userland/Libraries/LibWeb/Fetch/Request.cpp

@@ -198,7 +198,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<Request>> Request::construct_impl(JS::Realm
 
     // client
     //     This’s relevant settings object.
-    request.set_client(HTML::relevant_settings_object(*request_object));
+    request.set_client(&HTML::relevant_settings_object(*request_object));
 
     // window
     //     window.