Refactoring display configuration state to allow generic state objects

ui/display/chromeos/x11/display_mode_x11.cc

Index: ui/display/chromeos/x11/display_mode_x11.cc
diff --git a/ui/display/chromeos/x11/display_mode_x11.cc b/ui/display/chromeos/x11/display_mode_x11.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7f0412386b865fb21c571f732a494f4241056309
--- /dev/null
+++ b/ui/display/chromeos/x11/display_mode_x11.cc
@@ -0,0 +1,18 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ui/display/chromeos/x11/display_mode_x11.h"
+
+namespace ui {
+
+DisplayModeX11::DisplayModeX11(const gfx::Size& size,
+                               bool interlaced,
+                               float refresh_rate,
+                               RRMode mode_id)
+    : DisplayMode(size, interlaced, refresh_rate),
+      mode_id_(mode_id) {}
+
+DisplayModeX11::~DisplayModeX11() {}
+
+}  // namespace ui