Remove calls to deprecated MessageLoop methods in media.

media/filters/video_decoder_selector_unittest.cc

Index: media/filters/video_decoder_selector_unittest.cc
diff --git a/media/filters/video_decoder_selector_unittest.cc b/media/filters/video_decoder_selector_unittest.cc
index b2afbaaab6239467550965d5474b591bb08ff5f1..4347d368ce93075672daf8d10689a0ed419eb566 100644
--- a/media/filters/video_decoder_selector_unittest.cc
+++ b/media/filters/video_decoder_selector_unittest.cc
@@ -9,6 +9,7 @@
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "build/build_config.h"
 #include "media/base/gmock_callback_support.h"
 #include "media/base/mock_filters.h"
@@ -59,9 +60,7 @@ class VideoDecoderSelectorTest : public ::testing::Test {
     // InitializeDecoderSelector().
   }
 
-  ~VideoDecoderSelectorTest() {
-    message_loop_.RunUntilIdle();
-  }
+  ~VideoDecoderSelectorTest() { base::RunLoop().RunUntilIdle(); }
 
   MOCK_METHOD2(OnDecoderSelected,
                void(VideoDecoder*, DecryptingDemuxerStream*));
@@ -116,7 +115,7 @@ class VideoDecoderSelectorTest : public ::testing::Test {
                    base::Unretained(this)),
         base::Bind(&VideoDecoderSelectorTest::OnWaitingForDecryptionKey,
                    base::Unretained(this)));
-    message_loop_.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
 
   void SelectDecoderAndDestroy() {
@@ -124,7 +123,7 @@ class VideoDecoderSelectorTest : public ::testing::Test {
 
     EXPECT_CALL(*this, OnDecoderSelected(IsNull(), IsNull()));
     decoder_selector_.reset();
-    message_loop_.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
 
   void FrameReady(const scoped_refptr<VideoFrame>& frame) {