LibWeb: Set Cookie header on <script> resource requests

This required changing the load_sync API to take a LoadRequest instead
of just a URL. Since HTMLScriptElement was the only (non-test) user of
this API, it didn't seem useful to instead add an overload of load_sync
for this.

Userland/Libraries/LibWeb/HTML/HTMLScriptElement.cpp

@@ -224,10 +224,12 @@ void HTMLScriptElement::prepare_script()
         }
 
         if (m_script_type == ScriptType::Classic) {
+            auto request = LoadRequest::create_for_url_on_page(url, document().page());
+
             // FIXME: This load should be made asynchronous and the parser should spin an event loop etc.
             m_script_filename = url.basename();
             ResourceLoader::the().load_sync(
-                url,
+                request,
                 [this, url](auto data, auto&, auto) {
                     if (data.is_null()) {
                         dbgln("HTMLScriptElement: Failed to load {}", url);

Userland/Libraries/LibWeb/Loader/ResourceLoader.cpp

@@ -52,12 +52,12 @@ ResourceLoader::ResourceLoader()
 {
 }
 
-void ResourceLoader::load_sync(const URL& url, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback)
+void ResourceLoader::load_sync(const LoadRequest& request, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback)
 {
     Core::EventLoop loop;
 
     load(
-        url,
+        request,
         [&](auto data, auto& response_headers, auto status_code) {
             success_callback(data, response_headers, status_code);
             loop.quit(0);

Userland/Libraries/LibWeb/Loader/ResourceLoader.h

@@ -48,7 +48,7 @@ public:
 
     void load(const LoadRequest&, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback = nullptr);
     void load(const URL&, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback = nullptr);
-    void load_sync(const URL&, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback = nullptr);
+    void load_sync(const LoadRequest&, Function<void(ReadonlyBytes, const HashMap<String, String, CaseInsensitiveStringTraits>& response_headers, Optional<u32> status_code)> success_callback, Function<void(const String&, Optional<u32> status_code)> error_callback = nullptr);
 
     Function<void()> on_load_counter_change;
 

Userland/Utilities/test-web.cpp

@@ -209,8 +209,11 @@ void TestRunner::run()
         // give a new parser the existing document to work on.
         m_page_view->document()->remove_all_children();
 
+        Web::LoadRequest request;
+        request.set_url(page_to_load);
+
         Web::ResourceLoader::the().load_sync(
-            page_to_load,
+            request,
             [&](auto data, auto&, auto) {
                 Web::HTML::HTMLDocumentParser parser(*m_page_view->document(), data, "utf-8");
                 parser.run(page_to_load);
@@ -315,8 +318,11 @@ JSFileResult TestRunner::run_file_test(const String& test_path)
 
     JSFileResult file_result;
 
+    Web::LoadRequest request;
+    request.set_url(page_to_load);
+
     Web::ResourceLoader::the().load_sync(
-        page_to_load,
+        request,
         [&](auto data, auto&, auto) {
             // Create a new parser and immediately get its document to replace the old interpreter.
             auto document = Web::DOM::Document::create();