Add 'cbcs' encryption scheme support in Android media.

media/gpu/v4l2_slice_video_decode_accelerator.cc

Index: media/gpu/v4l2_slice_video_decode_accelerator.cc
diff --git a/media/gpu/v4l2_slice_video_decode_accelerator.cc b/media/gpu/v4l2_slice_video_decode_accelerator.cc
index f466d9c26cc7315319e360291799c07ee4633553..97120ed86979c3eccbb4c9064ea04a6a608f286b 100644
--- a/media/gpu/v4l2_slice_video_decode_accelerator.cc
+++ b/media/gpu/v4l2_slice_video_decode_accelerator.cc
@@ -445,7 +445,7 @@ bool V4L2SliceVideoDecodeAccelerator::Initialize(const Config& config,
     return false;
   }
 
-  if (config.is_encrypted) {
+  if (config.is_encrypted()) {
     NOTREACHED() << "Encrypted streams are not supported for this VDA";
     return false;
   }