Load CMA backend from shared library

chromecast/media/cma/base/cast_decoder_buffer_impl.cc

Index: chromecast/media/cma/base/cast_decoder_buffer_impl.cc
diff --git a/chromecast/media/cma/base/cast_decoder_buffer_impl.cc b/chromecast/media/cma/base/cast_decoder_buffer_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e29b620ef1b14ca4808bf5370970f87dfa772022
--- /dev/null
+++ b/chromecast/media/cma/base/cast_decoder_buffer_impl.cc
@@ -0,0 +1,45 @@
+// 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/cast_decoder_buffer_impl.h"
+
+namespace chromecast {
+namespace media {
+
+CastDecoderBufferImpl::CastDecoderBufferImpl(
+    const scoped_refptr<DecoderBufferBase>& buffer)
+    : buffer_(buffer) {}
+
+CastDecoderBufferImpl::~CastDecoderBufferImpl() {}
+
+StreamId CastDecoderBufferImpl::stream_id() const {
+  return buffer_->stream_id();
+}
+
+int64_t CastDecoderBufferImpl::timestamp() const {
+  return buffer_->timestamp().InMicroseconds();
+}
+
+const uint8* CastDecoderBufferImpl::data() const {
+  return buffer_->data();
+}
+
+size_t CastDecoderBufferImpl::data_size() const {
+  return buffer_->data_size();
+}
+
+const CastDecryptConfig* CastDecoderBufferImpl::decrypt_config() const {
+  return buffer_->decrypt_config();
+}
+
+bool CastDecoderBufferImpl::end_of_stream() const {
+  return buffer_->end_of_stream();
+}
+
+const scoped_refptr<DecoderBufferBase>& CastDecoderBufferImpl::buffer() const {
+  return buffer_;
+}
+
+}  // namespace media
+}  // namespace chromecast