Load CMA backend from shared library

chromecast/browser/media/media_pipeline_host.cc

Index: chromecast/browser/media/media_pipeline_host.cc
diff --git a/chromecast/browser/media/media_pipeline_host.cc b/chromecast/browser/media/media_pipeline_host.cc
index 087077d044b514ae099ab8f382cd93e44dd68e22..b42a8f87d325e48182fc5521b65e7bde4c17acd9 100644
--- a/chromecast/browser/media/media_pipeline_host.cc
+++ b/chromecast/browser/media/media_pipeline_host.cc
@@ -11,14 +11,17 @@
 #include "base/location.h"
 #include "base/memory/shared_memory.h"
 #include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
+#include "chromecast/base/task_runner_impl.h"
 #include "chromecast/common/media/shared_memory_chunk.h"
-#include "chromecast/media/cma/backend/media_pipeline_device.h"
-#include "chromecast/media/cma/backend/media_pipeline_device_params.h"
+#include "chromecast/media/base/media_caps.h"
 #include "chromecast/media/cma/ipc/media_message_fifo.h"
 #include "chromecast/media/cma/ipc_streamer/coded_frame_provider_host.h"
 #include "chromecast/media/cma/pipeline/audio_pipeline_impl.h"
 #include "chromecast/media/cma/pipeline/media_pipeline_impl.h"
 #include "chromecast/media/cma/pipeline/video_pipeline_impl.h"
+#include "chromecast/public/media/media_pipeline_backend.h"
+#include "chromecast/public/media/media_pipeline_device_params.h"
 
 namespace chromecast {
 namespace media {
@@ -53,14 +56,16 @@ MediaPipelineHost::~MediaPipelineHost() {
 void MediaPipelineHost::Initialize(
     LoadType load_type,
     const MediaPipelineClient& client,
-    const media::CreatePipelineDeviceCB& create_pipeline_device_cb) {
+    const CreateDeviceComponentsCB& create_device_components_cb) {
   DCHECK(thread_checker_.CalledOnValidThread());
   media_pipeline_.reset(new MediaPipelineImpl());
-  MediaPipelineDeviceParams default_parameters;
+  task_runner_.reset(new TaskRunnerImpl());
+  MediaPipelineDeviceParams default_parameters(task_runner_.get());
+
   if (load_type == kLoadTypeMediaStream)
     default_parameters.sync_type = MediaPipelineDeviceParams::kModeIgnorePts;
   media_pipeline_->Initialize(
-      load_type, create_pipeline_device_cb.Run(default_parameters).Pass());
+      load_type, create_device_components_cb.Run(default_parameters).Pass());
   media_pipeline_->SetClient(client);
 }