Remove ScopedVector from audio/video renderer related code in media/

media/renderers/default_renderer_factory.cc

Index: media/renderers/default_renderer_factory.cc
diff --git a/media/renderers/default_renderer_factory.cc b/media/renderers/default_renderer_factory.cc
index 9d61092439cb3419169c5e1d6b9c01b28d577606..b6a7824fa83f12e98253fb7ee8ce64a63b0adb56 100644
--- a/media/renderers/default_renderer_factory.cc
+++ b/media/renderers/default_renderer_factory.cc
@@ -42,14 +42,15 @@ DefaultRendererFactory::DefaultRendererFactory(
 DefaultRendererFactory::~DefaultRendererFactory() {
 }
 
-ScopedVector<AudioDecoder> DefaultRendererFactory::CreateAudioDecoders(
+std::vector<std::unique_ptr<AudioDecoder>>
+DefaultRendererFactory::CreateAudioDecoders(
     const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner) {
   // Create our audio decoders and renderer.
-  ScopedVector<AudioDecoder> audio_decoders;
+  std::vector<std::unique_ptr<AudioDecoder>> audio_decoders;
 
 #if !defined(MEDIA_DISABLE_FFMPEG)
   audio_decoders.push_back(
-      new FFmpegAudioDecoder(media_task_runner, media_log_));
+      base::MakeUnique<FFmpegAudioDecoder>(media_task_runner, media_log_));
 #endif
 
   // Use an external decoder only if we cannot otherwise decode in the
@@ -60,12 +61,13 @@ ScopedVector<AudioDecoder> DefaultRendererFactory::CreateAudioDecoders(
   return audio_decoders;
 }
 
-ScopedVector<VideoDecoder> DefaultRendererFactory::CreateVideoDecoders(
+std::vector<std::unique_ptr<VideoDecoder>>
+DefaultRendererFactory::CreateVideoDecoders(
     const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
     const RequestSurfaceCB& request_surface_cb,
     GpuVideoAcceleratorFactories* gpu_factories) {
   // Create our video decoders and renderer.
-  ScopedVector<VideoDecoder> video_decoders;
+  std::vector<std::unique_ptr<VideoDecoder>> video_decoders;
 
   // Prefer an external decoder since one will only exist if it is hardware
   // accelerated.
@@ -79,16 +81,16 @@ ScopedVector<VideoDecoder> DefaultRendererFactory::CreateVideoDecoders(
       decoder_factory_->CreateVideoDecoders(media_task_runner, gpu_factories,
                                             &video_decoders);
     }
-    video_decoders.push_back(
-        new GpuVideoDecoder(gpu_factories, request_surface_cb, media_log_));
+    video_decoders.push_back(base::MakeUnique<GpuVideoDecoder>(
+        gpu_factories, request_surface_cb, media_log_));
   }
 
 #if !defined(MEDIA_DISABLE_LIBVPX)
-  video_decoders.push_back(new VpxVideoDecoder());
+  video_decoders.push_back(base::MakeUnique<VpxVideoDecoder>());
 #endif
 
 #if !defined(MEDIA_DISABLE_FFMPEG) && !defined(DISABLE_FFMPEG_VIDEO_DECODERS)
-  video_decoders.push_back(new FFmpegVideoDecoder(media_log_));
+  video_decoders.push_back(base::MakeUnique<FFmpegVideoDecoder>(media_log_));
 #endif
 
   return video_decoders;