LibWeb: Replace request's "window" with "traversable for user prompts"

User prompts are not tied to specific Windows or the client's Window.
They are tied to a traversable navigable (browser tab).

Libraries/LibWeb/ContentSecurityPolicy/Violation.cpp

@@ -421,9 +421,9 @@ void Violation::report_a_violation(JS::Realm& realm)
                         auto& environment_settings_object = Bindings::principal_host_defined_environment_settings_object(HTML::principal_realm(realm));
                         request->set_origin(environment_settings_object.origin());
 
-                        // window
-                        //    "no-window"
-                        request->set_window(Fetch::Infrastructure::Request::Window::NoWindow);
+                        // traversable for user prompts
+                        //    "no-traversable"
+                        request->set_traversable_for_user_prompts(Fetch::Infrastructure::Request::TraversableForUserPrompts::NoTraversable);
 
                         // client
                         //    violation's global object's relevant settings object

Libraries/LibWeb/Fetch/Fetching/Fetching.cpp

@@ -132,12 +132,12 @@ WebIDL::ExceptionOr<GC::Ref<Infrastructure::FetchController>> fetch(JS::Realm& r
 
     // 9. If request’s window is "client", then set request’s window to request’s client, if request’s client’s global
     //    object is a Window object; otherwise "no-window".
-    auto const* window = request.window().get_pointer<Infrastructure::Request::Window>();
-    if (window && *window == Infrastructure::Request::Window::Client) {
+    auto const* window = request.traversable_for_user_prompts().get_pointer<Infrastructure::Request::TraversableForUserPrompts>();
+    if (window && *window == Infrastructure::Request::TraversableForUserPrompts::Client) {
         if (is<HTML::Window>(request.client()->global_object())) {
-            request.set_window(request.client());
+            request.set_traversable_for_user_prompts(request.client());
         } else {
-            request.set_window(Infrastructure::Request::Window::NoWindow);
+            request.set_traversable_for_user_prompts(Infrastructure::Request::TraversableForUserPrompts::NoTraversable);
         }
     }
 
@@ -153,7 +153,7 @@ WebIDL::ExceptionOr<GC::Ref<Infrastructure::FetchController>> fetch(JS::Realm& r
         // - request’s mode is "same-origin", "cors", or "no-cors"
         && (request.mode() == Infrastructure::Request::Mode::SameOrigin || request.mode() == Infrastructure::Request::Mode::CORS || request.mode() == Infrastructure::Request::Mode::NoCORS)
         // - request’s window is an environment settings object
-        && request.window().has<GC::Ptr<HTML::EnvironmentSettingsObject>>()
+        && request.traversable_for_user_prompts().has<GC::Ptr<HTML::EnvironmentSettingsObject>>()
         // - request’s method is `GET`
         && StringView { request.method() }.equals_ignoring_ascii_case("GET"sv)
         // - request’s unsafe-request flag is not set or request’s header list is empty
@@ -1707,10 +1707,10 @@ WebIDL::ExceptionOr<GC::Ref<PendingResponse>> http_network_or_cache_fetch(JS::Re
                 aborted = true;
         };
 
-        // 1. If request’s window is "no-window" and request’s redirect mode is "error", then set httpFetchParams to
-        //    fetchParams and httpRequest to request.
-        if (request->window().has<Infrastructure::Request::Window>()
-            && request->window().get<Infrastructure::Request::Window>() == Infrastructure::Request::Window::NoWindow
+        // 1. If request’s traversable for user prompts is "no-traversable" and request’s redirect mode is "error",
+        //    then set httpFetchParams to fetchParams and httpRequest to request.
+        if (request->traversable_for_user_prompts().has<Infrastructure::Request::TraversableForUserPrompts>()
+            && request->traversable_for_user_prompts().get<Infrastructure::Request::TraversableForUserPrompts>() == Infrastructure::Request::TraversableForUserPrompts::NoTraversable
             && request->redirect_mode() == Infrastructure::Request::RedirectMode::Error) {
             http_fetch_params = fetch_params;
             http_request = request;
@@ -2123,11 +2123,11 @@ WebIDL::ExceptionOr<GC::Ref<PendingResponse>> http_network_or_cache_fetch(JS::Re
         auto inner_pending_response = PendingResponse::create(vm, request, *response);
 
         // 14. If response’s status is 401, httpRequest’s response tainting is not "cors", includeCredentials is true,
-        //     and request’s window is an environment settings object, then:
+        //     and request’s traversable for user prompts is a traversable navigable:
         if (response->status() == 401
             && http_request->response_tainting() != Infrastructure::Request::ResponseTainting::CORS
             && include_credentials == IncludeCredentials::Yes
-            && request->window().has<GC::Ptr<HTML::EnvironmentSettingsObject>>()
+            && request->traversable_for_user_prompts().has<GC::Ptr<HTML::TraversableNavigable>>()
             // AD-HOC: Require at least one WWW-Authenticate header to be set before automatically retrying an authenticated
             //         request (see rule 1 below). See: https://github.com/whatwg/fetch/issues/1766
             && request->header_list()->contains("WWW-Authenticate"sv.bytes())) {
@@ -2181,9 +2181,9 @@ WebIDL::ExceptionOr<GC::Ref<PendingResponse>> http_network_or_cache_fetch(JS::Re
             dbgln_if(WEB_FETCH_DEBUG, "Fetch: Running 'HTTP network-or-cache fetch' inner_pending_response load callback");
             // 15. If response’s status is 407, then:
             if (response->status() == 407) {
-                // 1. If request’s window is "no-window", then return a network error.
-                if (request->window().has<Infrastructure::Request::Window>()
-                    && request->window().get<Infrastructure::Request::Window>() == Infrastructure::Request::Window::NoWindow) {
+                // 1. If request’s traversable for user prompts is "no-traversable", then return a network error.
+                if (request->traversable_for_user_prompts().has<Infrastructure::Request::TraversableForUserPrompts>()
+                    && request->traversable_for_user_prompts().get<Infrastructure::Request::TraversableForUserPrompts>() == Infrastructure::Request::TraversableForUserPrompts::NoTraversable) {
                     returned_pending_response->resolve(Infrastructure::Response::network_error(vm, "Request requires proxy authentication but has 'no-window' set"_string));
                     return;
                 }

Libraries/LibWeb/Fetch/Infrastructure/HTTP/Requests.cpp

@@ -13,6 +13,7 @@
 #include <LibWeb/DOMURL/DOMURL.h>
 #include <LibWeb/Fetch/Fetching/PendingResponse.h>
 #include <LibWeb/Fetch/Infrastructure/HTTP/Requests.h>
+#include <LibWeb/HTML/TraversableNavigable.h>
 
 namespace Web::Fetch::Infrastructure {
 
@@ -32,8 +33,9 @@ void Request::visit_edges(JS::Cell::Visitor& visitor)
         [&](GC::Ref<Body>& body) { visitor.visit(body); },
         [](auto&) {});
     visitor.visit(m_reserved_client);
-    m_window.visit(
+    m_traversable_for_user_prompts.visit(
         [&](GC::Ptr<HTML::EnvironmentSettingsObject> const& value) { visitor.visit(value); },
+        [&](GC::Ptr<HTML::TraversableNavigable> const& value) { visitor.visit(value); },
         [](auto const&) {});
     visitor.visit(m_pending_responses);
     m_policy_container.visit(
@@ -226,7 +228,7 @@ GC::Ref<Request> Request::clone(JS::Realm& realm) const
     new_request->set_client(m_client);
     new_request->set_reserved_client(m_reserved_client);
     new_request->set_replaces_client_id(m_replaces_client_id);
-    new_request->set_window(m_window);
+    new_request->set_traversable_for_user_prompts(m_traversable_for_user_prompts);
     new_request->set_keepalive(m_keepalive);
     new_request->set_initiator_type(m_initiator_type);
     new_request->set_service_workers_mode(m_service_workers_mode);

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

@@ -147,8 +147,8 @@ public:
         None,
     };
 
-    enum class Window {
-        NoWindow,
+    enum class TraversableForUserPrompts {
+        NoTraversable,
         Client,
     };
 
@@ -173,7 +173,7 @@ public:
     using PolicyContainerType = Variant<PolicyContainer, GC::Ref<HTML::PolicyContainer>>;
     using ReferrerType = Variant<Referrer, URL::URL>;
     using ReservedClientType = GC::Ptr<HTML::Environment>;
-    using WindowType = Variant<Window, GC::Ptr<HTML::EnvironmentSettingsObject>>;
+    using TraversableForUserPromptsType = Variant<TraversableForUserPrompts, GC::Ptr<HTML::EnvironmentSettingsObject>, GC::Ptr<HTML::TraversableNavigable>>;
 
     [[nodiscard]] static GC::Ref<Request> create(JS::VM&);
 
@@ -204,8 +204,8 @@ public:
     [[nodiscard]] String const& replaces_client_id() const { return m_replaces_client_id; }
     void set_replaces_client_id(String replaces_client_id) { m_replaces_client_id = move(replaces_client_id); }
 
-    [[nodiscard]] WindowType const& window() const { return m_window; }
-    void set_window(WindowType window) { m_window = move(window); }
+    [[nodiscard]] TraversableForUserPromptsType const& traversable_for_user_prompts() const { return m_traversable_for_user_prompts; }
+    void set_traversable_for_user_prompts(TraversableForUserPromptsType traversable_for_user_prompts) { m_traversable_for_user_prompts = move(traversable_for_user_prompts); }
 
     [[nodiscard]] bool keepalive() const { return m_keepalive; }
     void set_keepalive(bool keepalive) { m_keepalive = keepalive; }
@@ -373,9 +373,9 @@ private:
     String m_replaces_client_id;
 
     // https://fetch.spec.whatwg.org/#concept-request-window
-    // A request has an associated window ("no-window", "client", or an environment settings object whose global object
-    // is a Window object). Unless stated otherwise it is "client".
-    WindowType m_window { Window::Client };
+    // A request has an associated traversable for user prompts, that is "no-traversable", "client", or a traversable
+    // navigable. Unless stated otherwise it is "client".
+    TraversableForUserPromptsType m_traversable_for_user_prompts { TraversableForUserPrompts::Client };
 
     // https://fetch.spec.whatwg.org/#request-keepalive-flag
     // A request has an associated boolean keepalive. Unless stated otherwise it is false.

Libraries/LibWeb/Fetch/Request.cpp

@@ -153,23 +153,24 @@ WebIDL::ExceptionOr<GC::Ref<Request>> Request::construct_impl(JS::Realm& realm,
     // 7. Let origin be this’s relevant settings object’s origin.
     auto const& origin = HTML::relevant_settings_object(*request_object).origin();
 
-    // 8. Let window be "client".
-    auto window = Infrastructure::Request::WindowType { Infrastructure::Request::Window::Client };
+    // 8. Let traversableForUserPrompts be "client".
+    auto traversable_for_user_prompts = Infrastructure::Request::TraversableForUserPromptsType { Infrastructure::Request::TraversableForUserPrompts::Client };
 
-    // 9. If request’s window is an environment settings object and its origin is same origin with origin, then set window to request’s window.
-    if (input_request->window().has<GC::Ptr<HTML::EnvironmentSettingsObject>>()) {
-        auto eso = input_request->window().get<GC::Ptr<HTML::EnvironmentSettingsObject>>();
+    // 9. If request’s traversable for user prompts is an environment settings object and its origin is same origin with
+    //    origin, then set traversableForUserPrompts to request’s traversable for user prompts.
+    if (input_request->traversable_for_user_prompts().has<GC::Ptr<HTML::EnvironmentSettingsObject>>()) {
+        auto eso = input_request->traversable_for_user_prompts().get<GC::Ptr<HTML::EnvironmentSettingsObject>>();
         if (eso->origin().is_same_origin(origin))
-            window = input_request->window();
+            traversable_for_user_prompts = input_request->traversable_for_user_prompts();
     }
 
     // 10. If init["window"] exists and is non-null, then throw a TypeError.
     if (init.window.has_value() && !init.window->is_null())
         return WebIDL::SimpleException { WebIDL::SimpleExceptionType::TypeError, "The 'window' property must be omitted or null"sv };
 
-    // 11. If init["window"] exists, then set window to "no-window".
+    // 11. If init["window"] exists, then set traversableForUserPrompts to "no-traversable".
     if (init.window.has_value())
-        window = Infrastructure::Request::Window::NoWindow;
+        traversable_for_user_prompts = Infrastructure::Request::TraversableForUserPrompts::NoTraversable;
 
     // 12. Set request to a new request with the following properties:
     // NOTE: This is done at the beginning as the 'this' value Request object
@@ -199,9 +200,9 @@ WebIDL::ExceptionOr<GC::Ref<Request>> Request::construct_impl(JS::Realm& realm,
     //     This’s relevant settings object.
     request->set_client(&HTML::relevant_settings_object(*request_object));
 
-    // window
-    //     window.
-    request->set_window(window);
+    // traversable for user prompts
+    //     traversableForUserPrompts.
+    request->set_traversable_for_user_prompts(traversable_for_user_prompts);
 
     // priority
     //     request’s priority.