Remove MessageLoop methods from Filter interface

media/tools/player_wtl/movie.h

Index: media/tools/player_wtl/movie.h
diff --git a/media/tools/player_wtl/movie.h b/media/tools/player_wtl/movie.h
index ea81b09ad284c362ab57bf8e6d660acc5794b865..00708f9d775250dce697551d9d94683dbbd101d2 100644
--- a/media/tools/player_wtl/movie.h
+++ b/media/tools/player_wtl/movie.h
@@ -11,7 +11,7 @@
 
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
-#include "base/threading/thread.h"
+#include "media/base/message_loop_factory.h"
 
 template <typename T> struct DefaultSingletonTraits;
 class WtlVideoRenderer;
@@ -83,7 +83,7 @@ class Movie {
   virtual ~Movie();
 
   scoped_refptr<PipelineImpl> pipeline_;
-  scoped_ptr<base::Thread> thread_;
+  scoped_ptr<media::MessageLoopFactory> message_loop_factory_;
 
   bool enable_audio_;
   bool enable_draw_;