Load CMA backend from shared library

chromecast/media/cma/base/decoder_buffer_impl.cc

Index: chromecast/media/cma/base/decoder_buffer_impl.cc
diff --git a/chromecast/media/cma/base/decoder_buffer_impl.cc b/chromecast/media/cma/base/decoder_buffer_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..cee45568dd9a3ffb84f567625457846f397e13e6
--- /dev/null
+++ b/chromecast/media/cma/base/decoder_buffer_impl.cc
@@ -0,0 +1,53 @@
+// 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/decoder_buffer_impl.h"
+
+namespace chromecast {
+namespace media {
+
+DecoderBufferImpl::DecoderBufferImpl(
+    const scoped_refptr<DecoderBufferBase>& buffer)
+    : buffer_(buffer) {}
+
+DecoderBufferImpl::~DecoderBufferImpl() {}
+
+StreamId DecoderBufferImpl::stream_id() const {
+  return buffer_->stream_id();
+}
+
+TimeDelta DecoderBufferImpl::timestamp() const {
+  return buffer_->timestamp();
+}
+
+void DecoderBufferImpl::set_timestamp(TimeDelta timestamp) {
+  buffer_->set_timestamp(timestamp);
+}
+
+const uint8* DecoderBufferImpl::data() const {
+  return buffer_->data();
+}
+
+uint8* DecoderBufferImpl::writable_data() const {
+  return buffer_->writable_data();
+}
+
+size_t DecoderBufferImpl::data_size() const {
+  return buffer_->data_size();
+}
+
+const DecryptConfig* DecoderBufferImpl::decrypt_config() const {
+  return buffer_->decrypt_config();
+}
+
+bool DecoderBufferImpl::end_of_stream() const {
+  return buffer_->end_of_stream();
+}
+
+const scoped_refptr<DecoderBufferBase>& DecoderBufferImpl::buffer() const {
+  return buffer_;
+}
+
+}  // namespace media
+}  // namespace chromecast