Create mojom and StructTraits for ui/display/types/display_mode.cc

ui/ozone/common/mojo/display_mode_params.mojom

Index: ui/ozone/common/mojo/display_mode_params.mojom
diff --git a/ui/ozone/common/mojo/display_mode_params.mojom b/ui/ozone/common/mojo/display_mode_params.mojom
new file mode 100644
index 0000000000000000000000000000000000000000..e23536dfd7beaf9a7fbeefc78eafcab9142b78fe
--- /dev/null
+++ b/ui/ozone/common/mojo/display_mode_params.mojom
@@ -0,0 +1,14 @@
+// Copyright 2017 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.
+
+module ui.mojom;
+
+import "ui/gfx/geometry/mojo/geometry.mojom";
+
+// Corresponds to ui::DisplayMode_Params
+struct DisplayModeParams {
+  gfx.mojom.Size size;
+  bool is_interlaced;
+  float refresh_rate;
+};