media: Add ServiceFactory mojo interface and implementation.

media/mojo/services/service_factory_impl.h

Index: media/mojo/services/service_factory_impl.h
diff --git a/media/mojo/services/service_factory_impl.h b/media/mojo/services/service_factory_impl.h
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+++ b/media/mojo/services/service_factory_impl.h
@@ -0,0 +1,54 @@
+// 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.
+
+#ifndef MEDIA_MOJO_SERVICES_SERVICE_FACTORY_IMPL_H_
+#define MEDIA_MOJO_SERVICES_SERVICE_FACTORY_IMPL_H_
+
+#include "base/macros.h"
+#include "media/mojo/interfaces/service_factory.mojom.h"
+#include "media/mojo/services/mojo_cdm_service_context.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+
+namespace mojo {
+class ServiceProvider;
+}
+
+namespace media {
+
+class CdmFactory;
+class MediaLog;
+class RendererFactory;
+
+class ServiceFactoryImpl : public interfaces::ServiceFactory {
+ public:
+  ServiceFactoryImpl(mojo::InterfaceRequest<interfaces::ServiceFactory> request,
+                     mojo::ServiceProvider* service_provider,
+                     scoped_refptr<MediaLog> media_log);
+  ~ServiceFactoryImpl() final;
+
+  // interfaces::ServiceFactory implementation.
+  void CreateRenderer(
+      mojo::InterfaceRequest<interfaces::MediaRenderer> renderer) final;
+  void CreateCdm(
+      mojo::InterfaceRequest<interfaces::ContentDecryptionModule> cdm) final;
+
+ private:
+  RendererFactory* GetRendererFactory();
+  CdmFactory* GetCdmFactory();
+
+  MojoCdmServiceContext cdm_service_context_;
+
+  mojo::StrongBinding<interfaces::ServiceFactory> binding_;
+  mojo::ServiceProvider* service_provider_;
+  scoped_refptr<MediaLog> media_log_;
+
+  scoped_ptr<RendererFactory> renderer_factory_;
+  scoped_ptr<CdmFactory> cdm_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(ServiceFactoryImpl);
+};
+
+}  // namespace media
+
+#endif  // MEDIA_MOJO_SERVICES_SERVICE_FACTORY_IMPL_H_