LibCore: Move HTTP classes from LibGUI to LibCore.

LibCore/CHttpRequest.cpp

@@ -0,0 +1,44 @@
+#include <LibCore/CHttpRequest.h>
+#include <LibCore/CHttpJob.h>
+#include <AK/StringBuilder.h>
+
+CHttpRequest::CHttpRequest()
+{
+}
+
+CHttpRequest::~CHttpRequest()
+{
+}
+
+CNetworkJob* CHttpRequest::schedule()
+{
+    auto* job = new CHttpJob(*this);
+    job->start();
+    return job;
+}
+
+String CHttpRequest::method_name() const
+{
+    switch (m_method) {
+    case Method::GET:
+        return "GET";
+    case Method::HEAD:
+        return "HEAD";
+    case Method::POST:
+        return "POST";
+    default:
+        ASSERT_NOT_REACHED();
+    }
+}
+
+ByteBuffer CHttpRequest::to_raw_request() const
+{
+    StringBuilder builder;
+    builder.append(method_name());
+    builder.append(' ');
+    builder.append(m_path);
+    builder.append(" HTTP/1.0\nHost: ");
+    builder.append(m_hostname);
+    builder.append("\n\n");
+    return builder.to_byte_buffer();
+}