Add 'cbcs' encryption scheme support in Android media.

media/base/android/media_codec_decoder.cc

Index: media/base/android/media_codec_decoder.cc
diff --git a/media/base/android/media_codec_decoder.cc b/media/base/android/media_codec_decoder.cc
index a89beceb91c9800560d5d96569ed28da45ded6f7..d930fddc7fba3a3c45c344578082adcf6442b671 100644
--- a/media/base/android/media_codec_decoder.cc
+++ b/media/base/android/media_codec_decoder.cc
@@ -9,6 +9,7 @@
 #include "base/callback_helpers.h"
 #include "base/logging.h"
 #include "media/base/android/media_codec_bridge.h"
+#include "media/base/media_util.h"
 
 namespace media {
 
@@ -767,7 +768,7 @@ bool MediaCodecDecoder::EnqueueInputBuffer() {
     status = media_codec_bridge_->QueueSecureInputBuffer(
         index, memory, unit->data.size(), unit->key_id, unit->iv,
         unit->subsamples.empty() ? nullptr : &unit->subsamples[0],
-        unit->subsamples.size(), unit->timestamp);
+        unit->subsamples.size(), AesCtrEncryptionScheme(), unit->timestamp);
   }
 
   switch (status) {