media: Only provide necessary services in ServiceFactoryImpl

media/mojo/services/service_factory_impl.cc

 // 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 "media/mojo/services/service_factory_impl.h"
 
 #include "base/logging.h"
+#include "media/base/media_log.h"
+#include "media/mojo/services/mojo_media_client.h"
+#include "mojo/shell/public/interfaces/interface_provider.mojom.h"
+
+#if defined(ENABLE_MOJO_AUDIO_DECODER)
+#include "media/mojo/services/mojo_audio_decoder_service.h"
+#endif  // defined(ENABLE_MOJO_AUDIO_DECODER)
+
+#if defined(ENABLE_MOJO_RENDERER)
+#include "media/base/renderer_factory.h"
+#include "media/mojo/services/mojo_renderer_service.h"
+#endif  // defined(ENABLE_MOJO_RENDERER)
+
+#if defined(ENABLE_MOJO_CDM)
 #include "media/base/cdm_factory.h"
-#include "media/base/media_log.h"
-#include "media/base/renderer_factory.h"
-#include "media/mojo/services/mojo_audio_decoder_service.h"
 #include "media/mojo/services/mojo_cdm_service.h"
-#include "media/mojo/services/mojo_media_client.h"
-#include "media/mojo/services/mojo_renderer_service.h"
-#include "mojo/shell/public/interfaces/interface_provider.mojom.h"
+#endif  // defined(ENABLE_MOJO_CDM)
 
 namespace media {
 
 ServiceFactoryImpl::ServiceFactoryImpl(
     mojo::InterfaceRequest<interfaces::ServiceFactory> request,
     mojo::shell::mojom::InterfaceProvider* interfaces,
     scoped_refptr<MediaLog> media_log,
     scoped_ptr<mojo::MessageLoopRef> parent_app_refcount,
     MojoMediaClient* mojo_media_client)
     : binding_(this, std::move(request)),
       interfaces_(interfaces),
       media_log_(media_log),
       parent_app_refcount_(std::move(parent_app_refcount)),
       mojo_media_client_(mojo_media_client) {
   DVLOG(1) << __FUNCTION__;
 }
 
 ServiceFactoryImpl::~ServiceFactoryImpl() {
   DVLOG(1) << __FUNCTION__;
 }
 
 // interfaces::ServiceFactory implementation.
 
 void ServiceFactoryImpl::CreateAudioDecoder(
     mojo::InterfaceRequest<interfaces::AudioDecoder> request) {
+#if defined(ENABLE_MOJO_AUDIO_DECODER)
   scoped_refptr<base::SingleThreadTaskRunner> task_runner(
       base::MessageLoop::current()->task_runner());
 
   scoped_ptr<AudioDecoder> audio_decoder =
       mojo_media_client_->CreateAudioDecoder(task_runner);
   if (!audio_decoder) {
     LOG(ERROR) << "AudioDecoder creation failed.";
     return;
   }
 
   new MojoAudioDecoderService(cdm_service_context_.GetWeakPtr(),
                               std::move(audio_decoder), std::move(request));
+#endif  // defined(ENABLE_MOJO_AUDIO_DECODER)
 }
 
 void ServiceFactoryImpl::CreateRenderer(
     mojo::InterfaceRequest<interfaces::Renderer> request) {
+#if defined(ENABLE_MOJO_RENDERER)
   // The created object is owned by the pipe.
   // The audio and video sinks are owned by the client.
   scoped_refptr<base::SingleThreadTaskRunner> task_runner(
       base::MessageLoop::current()->task_runner());
   AudioRendererSink* audio_renderer_sink =
       mojo_media_client_->CreateAudioRendererSink();
   VideoRendererSink* video_renderer_sink =
       mojo_media_client_->CreateVideoRendererSink(task_runner);
 
   RendererFactory* renderer_factory = GetRendererFactory();
   if (!renderer_factory)
     return;
 
   scoped_ptr<Renderer> renderer = renderer_factory->CreateRenderer(
       task_runner, task_runner, audio_renderer_sink, video_renderer_sink,
       RequestSurfaceCB());
   if (!renderer) {
     LOG(ERROR) << "Renderer creation failed.";
     return;
   }
 
   new MojoRendererService(cdm_service_context_.GetWeakPtr(),
                           std::move(renderer), std::move(request));
+#endif  // defined(ENABLE_MOJO_RENDERER)
 }
 
 void ServiceFactoryImpl::CreateCdm(
     mojo::InterfaceRequest<interfaces::ContentDecryptionModule> request) {
+#if defined(ENABLE_MOJO_CDM)
   CdmFactory* cdm_factory = GetCdmFactory();
   if (!cdm_factory)
     return;
 
   // The created object is owned by the pipe.
   new MojoCdmService(cdm_service_context_.GetWeakPtr(), cdm_factory,
                      std::move(request));
+#endif  // defined(ENABLE_MOJO_CDM)
 }
 
+#if defined(ENABLE_MOJO_RENDERER)
 RendererFactory* ServiceFactoryImpl::GetRendererFactory() {
   if (!renderer_factory_) {
     renderer_factory_ = mojo_media_client_->CreateRendererFactory(media_log_);
     LOG_IF(ERROR, !renderer_factory_) << "RendererFactory not available.";
   }
   return renderer_factory_.get();
 }
+#endif  // defined(ENABLE_MOJO_RENDERER)
 
+#if defined(ENABLE_MOJO_CDM)
 CdmFactory* ServiceFactoryImpl::GetCdmFactory() {
   if (!cdm_factory_) {
     cdm_factory_ = mojo_media_client_->CreateCdmFactory(interfaces_);
     LOG_IF(ERROR, !cdm_factory_) << "CdmFactory not available.";
   }
   return cdm_factory_.get();
 }
+#endif  // defined(ENABLE_MOJO_CDM)
 
 }  // namespace media