Add MojoVideoDecoder.

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 88fd15789c27ab84cfe9c350a09bca74753072ef..457d2fa70355b42854bf5c0f55eb8dc3e314aa34 100644
--- a/media/renderers/default_renderer_factory.cc
+++ b/media/renderers/default_renderer_factory.cc
@@ -69,6 +69,9 @@ ScopedVector<VideoDecoder> DefaultRendererFactory::CreateVideoDecoders(
   // Create our video decoders and renderer.
   ScopedVector<VideoDecoder> video_decoders;
 
+  if (decoder_factory_)
+    decoder_factory_->CreateVideoDecoders(&video_decoders);

[xhwang, 2016/03/15 05:13:18]

Add a comment why we like to put this as the first one.

[sandersd (OOO until July 31), 2016/03/15 18:31:02]

Done.

+
   // |gpu_factories_| requires that its entry points be called on its
   // |GetTaskRunner()|.  Since |pipeline_| will own decoders created from the
   // factories, require that their message loops are identical.
@@ -87,9 +90,6 @@ ScopedVector<VideoDecoder> DefaultRendererFactory::CreateVideoDecoders(
   video_decoders.push_back(new FFmpegVideoDecoder());
 #endif
 
-  if (decoder_factory_)
-    decoder_factory_->CreateVideoDecoders(&video_decoders);
-
   return video_decoders;
 }