media: Convert mojo media defines to buildflags

media/mojo/clients/mojo_decoder_factory.cc

 // Copyright 2016 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/clients/mojo_decoder_factory.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "media/mojo/clients/mojo_audio_decoder.h"
 #include "media/mojo/clients/mojo_video_decoder.h"
+#include "media/mojo/features.h"
 #include "media/mojo/interfaces/audio_decoder.mojom.h"
 #include "services/service_manager/public/cpp/connect.h"
 
 namespace media {
 
 MojoDecoderFactory::MojoDecoderFactory(
     service_manager::mojom::InterfaceProvider* interface_provider)
     : interface_provider_(interface_provider) {
   DCHECK(interface_provider_);
 }
 
 MojoDecoderFactory::~MojoDecoderFactory() {}
 
 void MojoDecoderFactory::CreateAudioDecoders(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     std::vector<std::unique_ptr<AudioDecoder>>* audio_decoders) {
-#if defined(ENABLE_MOJO_AUDIO_DECODER)
+#if BUILDFLAG(ENABLE_MOJO_AUDIO_DECODER)
   mojom::AudioDecoderPtr audio_decoder_ptr;
   service_manager::GetInterface<mojom::AudioDecoder>(interface_provider_,
                                                      &audio_decoder_ptr);
 
   audio_decoders->push_back(base::MakeUnique<MojoAudioDecoder>(
       task_runner, std::move(audio_decoder_ptr)));
 #endif
 }
 
 void MojoDecoderFactory::CreateVideoDecoders(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     GpuVideoAcceleratorFactories* gpu_factories,
     std::vector<std::unique_ptr<VideoDecoder>>* video_decoders) {
-#if defined(ENABLE_MOJO_VIDEO_DECODER)
+#if BUILDFLAG(ENABLE_MOJO_VIDEO_DECODER)
   mojom::VideoDecoderPtr remote_decoder;
   service_manager::GetInterface<mojom::VideoDecoder>(interface_provider_,
                                                      &remote_decoder);
   video_decoders->push_back(base::MakeUnique<MojoVideoDecoder>(
       task_runner, gpu_factories, std::move(remote_decoder)));
 #endif
 }
 
 }  // namespace media