Media Remoting: Add RemotingController.

media/base/pipeline_metadata.cc

+// Copyright 2016 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 "media/base/pipeline_metadata.h"
+
+namespace media {
+
+PipelineMetadata::PipelineMetadata()
+    : has_audio(false), has_video(false), video_rotation(VIDEO_ROTATION_0) {}
+
+PipelineMetadata::~PipelineMetadata() {}
+
+PipelineMetadata::PipelineMetadata(const PipelineMetadata&) = default;
+
+PipelineMetadata& PipelineMetadata::operator=(const PipelineMetadata&) =
+    default;
+
+}  // namespace