Revert of media config: expand is_encrypted to a struct.

media/filters/ffmpeg_video_decoder_unittest.cc

Index: media/filters/ffmpeg_video_decoder_unittest.cc
diff --git a/media/filters/ffmpeg_video_decoder_unittest.cc b/media/filters/ffmpeg_video_decoder_unittest.cc
index fa91d50ed5f03d22389baf819c3dbf6ebb3e393e..6eef19fe7a3804c3480f4bd402f5e7f5aab3e7d0 100644
--- a/media/filters/ffmpeg_video_decoder_unittest.cc
+++ b/media/filters/ffmpeg_video_decoder_unittest.cc
@@ -224,7 +224,7 @@
   VideoDecoderConfig config(kCodecTheora, VIDEO_CODEC_PROFILE_UNKNOWN,
                             kVideoFormat, COLOR_SPACE_UNSPECIFIED, kCodedSize,
                             kVisibleRect, kNaturalSize, EmptyExtraData(),
-                            Unencrypted());
+                            false);
   InitializeWithConfigWithResult(config, false);
 }