Load CMA backend from shared library

chromecast/media/cma/base/decrypt_config_impl.cc

Index: chromecast/media/cma/base/decrypt_config_impl.cc
diff --git a/chromecast/media/cma/base/decrypt_config_impl.cc b/chromecast/media/cma/base/decrypt_config_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a755436ecbd12bf9f1d3c956ae5a9caaec2be696
--- /dev/null
+++ b/chromecast/media/cma/base/decrypt_config_impl.cc
@@ -0,0 +1,31 @@
+// Copyright 2015 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 "chromecast/media/cma/base/decrypt_config_impl.h"
+
+namespace chromecast {
+namespace media {
+
+DecryptConfigImpl::DecryptConfigImpl(
+    const std::string& key_id,
+    const std::string& iv,
+    const std::vector<SubsampleEntry>& subsamples)
+    : key_id_(key_id), iv_(iv), subsamples_(subsamples) {}
+
+DecryptConfigImpl::~DecryptConfigImpl() {}
+
+const std::string& DecryptConfigImpl::key_id() const {
+  return key_id_;
+}
+
+const std::string& DecryptConfigImpl::iv() const {
+  return iv_;
+}
+
+const std::vector<SubsampleEntry>& DecryptConfigImpl::subsamples() const {
+  return subsamples_;
+}
+
+}  // namespace media
+}  // namespace chromecast