Render inband text tracks in the media pipeline

media/base/text_track_config.cc

+// Copyright (c) 2013 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/text_track_config.h"
+
+namespace media {
+
+TextTrackConfig::TextTrackConfig()
+    : kind_(kTextNone) {
+}
+
+TextTrackConfig::TextTrackConfig(TextKind kind,
+                                 const std::string& label,
+                                 const std::string& language)
+    : kind_(kind),
+      label_(label),
+      language_(language) {
+}
+
+bool TextTrackConfig::Matches(const TextTrackConfig& config) const {
+  return config.kind() == kind_ &&
+         config.label() == label_ &&
+         config.language() == language_;
+}
+
+}  // namespace media