media config: expand is_encrypted to a struct.

media/formats/mp2t/es_parser_h264.h

Index: media/formats/mp2t/es_parser_h264.h
diff --git a/media/formats/mp2t/es_parser_h264.h b/media/formats/mp2t/es_parser_h264.h
index b37cfc117c2833e673cfca16b2a40c1a27fcdba6..1ee536bae6b4c62b233c512e15a27858a201924e 100644
--- a/media/formats/mp2t/es_parser_h264.h
+++ b/media/formats/mp2t/es_parser_h264.h
@@ -5,7 +5,6 @@
 #ifndef MEDIA_FORMATS_MP2T_ES_PARSER_H264_H_
 #define MEDIA_FORMATS_MP2T_ES_PARSER_H264_H_
 
-#include <list>
 #include <utility>
 
 #include "base/basictypes.h"
@@ -19,6 +18,7 @@
 #include "media/formats/mp2t/es_parser.h"
 
 namespace media {
+class EncryptionScheme;
 class H264Parser;
 struct H264SPS;
 class OffsetByteQueue;
@@ -66,7 +66,8 @@ class MEDIA_EXPORT EsParserH264 : public EsParser {
 
   // Update the video decoder config based on an H264 SPS.
   // Return true if successful.
-  bool UpdateVideoDecoderConfig(const H264SPS* sps);
+  bool UpdateVideoDecoderConfig(const H264SPS* sps,
+                                const EncryptionScheme& scheme);
 
   EsAdapterVideo es_adapter_;