Allow setContentDecryptionModule() to get called when setting is done.

media/filters/video_frame_stream_unittest.cc

Index: media/filters/video_frame_stream_unittest.cc
diff --git a/media/filters/video_frame_stream_unittest.cc b/media/filters/video_frame_stream_unittest.cc
index 492e7cf9ffbb50e3b17f6fdfa28e7c46940a5fa5..3f3ff4590cacc7eca79c57a017f8cdcf2fe28465 100644
--- a/media/filters/video_frame_stream_unittest.cc
+++ b/media/filters/video_frame_stream_unittest.cc
@@ -220,14 +220,14 @@ class VideoFrameStreamTest
 
       case DECRYPTOR_NO_KEY:
         EXPECT_CALL(*this, SetDecryptorReadyCallback(_))
-            .WillRepeatedly(RunCallback<0>(decryptor_.get()));
+            .WillRepeatedly(RunCallback<0>(decryptor_.get(), base::Closure()));
         has_no_key_ = true;
         ReadOneFrame();
         break;
 
       case DECODER_INIT:
         EXPECT_CALL(*this, SetDecryptorReadyCallback(_))
-            .WillRepeatedly(RunCallback<0>(decryptor_.get()));
+            .WillRepeatedly(RunCallback<0>(decryptor_.get(), base::Closure()));
         decoder_->HoldNextInit();
         InitializeVideoFrameStream();
         break;