Load CMA backend from shared library

chromecast/public/media/audio_pipeline_device.h

Index: chromecast/public/media/audio_pipeline_device.h
diff --git a/chromecast/media/cma/backend/audio_pipeline_device.h b/chromecast/public/media/audio_pipeline_device.h
similarity index 73%
rename from chromecast/media/cma/backend/audio_pipeline_device.h
rename to chromecast/public/media/audio_pipeline_device.h
index 84c1af1fe1d9c1fb42bfe3db3a514b25f5eba4a5..bdf5da3bddee151a0306f923d2c3ef940d0986ea 100644
--- a/chromecast/media/cma/backend/audio_pipeline_device.h
+++ b/chromecast/public/media/audio_pipeline_device.h
@@ -2,11 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROMECAST_MEDIA_CMA_BACKEND_AUDIO_PIPELINE_DEVICE_H_
-#define CHROMECAST_MEDIA_CMA_BACKEND_AUDIO_PIPELINE_DEVICE_H_
+#ifndef CHROMECAST_PUBLIC_MEDIA_AUDIO_PIPELINE_DEVICE_H_
+#define CHROMECAST_PUBLIC_MEDIA_AUDIO_PIPELINE_DEVICE_H_
 
-#include "base/macros.h"
-#include "chromecast/media/cma/backend/media_component_device.h"
+#include "media_component_device.h"
 
 namespace chromecast {
 namespace media {
@@ -15,8 +14,8 @@ struct AudioConfig;
 
 class AudioPipelineDevice : public MediaComponentDevice {
  public:
-  AudioPipelineDevice();
-  ~AudioPipelineDevice() override;
+  AudioPipelineDevice() {}

[byungchul, 2015/07/27 18:22:23]

not necessary?

[halliwell, 2015/07/28 02:19:35]

removed.

+  ~AudioPipelineDevice() override {}

[servolk, 2015/07/27 21:25:47]

Nit: Have you tried building this on clang? AFAIR clang doesn't like virtual
inline methods and constructors/destructors of non-trivial objects.

[halliwell, 2015/07/28 02:19:35]

Yes, it builds fine (and meets presubmit checks).

 
   // Provide the audio configuration.
   // Must be called before switching from |kStateUninitialized| to |kStateIdle|.
@@ -27,9 +26,6 @@ class AudioPipelineDevice : public MediaComponentDevice {
   // Sets the volume multiplier.
   // The multiplier must be in the range [0.0, 1.0].
   virtual void SetStreamVolumeMultiplier(float multiplier) = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(AudioPipelineDevice);
 };
 
 }  // namespace media