media: Use NON_EXPORTED_BASE for MojoRendererService

media/mojo/services/mojo_renderer_service.h

 // Copyright 2014 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.
 
 #ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_
 #define MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_
 
 #include <stdint.h>
-
 #include <memory>
 
 #include "base/callback.h"
+#include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/timer/timer.h"
 #include "media/base/buffering_state.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/renderer_client.h"
 #include "media/mojo/interfaces/renderer.mojom.h"
 #include "media/mojo/services/media_mojo_export.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 
 namespace media {
 
 class DemuxerStreamProviderShim;
 class MediaKeys;
 class MojoCdmServiceContext;
 class Renderer;
 
 // A mojom::Renderer implementation that use a media::Renderer to render
 // media streams.
-class MEDIA_MOJO_EXPORT MojoRendererService : public mojom::Renderer,
-                                              public RendererClient {
+class MEDIA_MOJO_EXPORT MojoRendererService
+    : NON_EXPORTED_BASE(public mojom::Renderer),
+      public RendererClient {
  public:
   // |mojo_cdm_service_context| can be used to find the CDM to support
   // encrypted media. If null, encrypted media is not supported.
   MojoRendererService(
       base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context,
       std::unique_ptr<media::Renderer> renderer,
       mojo::InterfaceRequest<mojom::Renderer> request);
   ~MojoRendererService() final;
 
   // mojom::Renderer implementation.
@@ skipping 72 matching lines @@
 
   base::WeakPtr<MojoRendererService> weak_this_;
   base::WeakPtrFactory<MojoRendererService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoRendererService);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_