Add 'cbcs' encryption scheme support in Android media.

media/gpu/vaapi_video_decode_accelerator.cc

Index: media/gpu/vaapi_video_decode_accelerator.cc
diff --git a/media/gpu/vaapi_video_decode_accelerator.cc b/media/gpu/vaapi_video_decode_accelerator.cc
index 95044d4c624dca718d1fffcb4b033f0abcbe9ff4..2c3a93a3bd90bba6950f763cc63d0813b6ffa507 100644
--- a/media/gpu/vaapi_video_decode_accelerator.cc
+++ b/media/gpu/vaapi_video_decode_accelerator.cc
@@ -325,7 +325,7 @@ bool VaapiVideoDecodeAccelerator::Initialize(const Config& config,
                                              Client* client) {
   DCHECK_EQ(message_loop_, base::MessageLoop::current());
 
-  if (config.is_encrypted) {
+  if (config.is_encrypted()) {
     NOTREACHED() << "Encrypted streams are not supported for this VDA";
     return false;
   }