Remote assistance on Chrome OS Part IX - Input injection on Ozone

remoting/host/display_rotation_filter.cc

+// 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 "remoting/host/display_rotation_filter.h"
+
+namespace remoting {
+
+// static
+// Creates a trivial DisplayRotationFilter.  On x11, windows and mac, both the
+// host and client expects the mouse locations in the same co-ordinates system
+// regardless of the display rotation settings, thus no conversion is necessary.
+scoped_ptr<protocol::InputFilter> CreateDisplayRotationFilter(
+    protocol::InputStub* input_stub) {
+  return make_scoped_ptr(new protocol::InputFilter(input_stub));
+}
+
+}  // namespace remoting