Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibWeb/HTML/Timer.cpp

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2020, Andreas Kling <andreas@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibCore/Timer.h>
+#include <LibJS/Runtime/Object.h>
+#include <LibWeb/HTML/Timer.h>
+#include <LibWeb/HTML/Window.h>
+
+namespace Web::HTML {
+
+JS_DEFINE_ALLOCATOR(Timer);
+
+JS::NonnullGCPtr<Timer> Timer::create(JS::Object& window_or_worker_global_scope, i32 milliseconds, Function<void()> callback, i32 id)
+{
+    auto heap_function_callback = JS::create_heap_function(window_or_worker_global_scope.heap(), move(callback));
+    return window_or_worker_global_scope.heap().allocate_without_realm<Timer>(window_or_worker_global_scope, milliseconds, heap_function_callback, id);
+}
+
+Timer::Timer(JS::Object& window_or_worker_global_scope, i32 milliseconds, JS::NonnullGCPtr<JS::HeapFunction<void()>> callback, i32 id)
+    : m_window_or_worker_global_scope(window_or_worker_global_scope)
+    , m_callback(move(callback))
+    , m_id(id)
+{
+    m_timer = Core::Timer::create_single_shot(milliseconds, [this] {
+        m_callback->function()();
+    });
+}
+
+void Timer::visit_edges(Cell::Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_window_or_worker_global_scope);
+    visitor.visit(m_callback);
+}
+
+Timer::~Timer()
+{
+    VERIFY(!m_timer->is_active());
+}
+
+void Timer::start()
+{
+    m_timer->start();
+}
+
+void Timer::stop()
+{
+    m_timer->stop();
+}
+
+}