Support HLS MPEG2 TS with SAMPLE-AES encryption.

media/formats/mp2t/ts_section_pmt.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_FORMATS_MP2T_TS_SECTION_PMT_H_
 #define MEDIA_FORMATS_MP2T_TS_SECTION_PMT_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
+#include "media/formats/mp2t/descriptors.h"
 #include "media/formats/mp2t/ts_section_psi.h"
 
 namespace media {
 namespace mp2t {
 
 class TsSectionPmt : public TsSectionPsi {
  public:
-  // RegisterPesCb::Run(int pes_pid, int stream_type);
-  // Stream type is defined in
-  // "Table 2-34 – Stream type assignments" in H.222
+  // |stream_type| is defined in "Table 2-34 – Stream type assignments" in H.222
   // TODO(damienv): add the program number.
-  typedef base::Callback<void(int, int)> RegisterPesCb;
+  using RegisterPesCb = base::Callback<
+      void(int pes_pid, int stream_type, const Descriptors& descriptors)>;
 
   explicit TsSectionPmt(const RegisterPesCb& register_pes_cb);
   ~TsSectionPmt() override;
 
   // Mpeg2TsPsiParser implementation.
   bool ParsePsiSection(BitReader* bit_reader) override;
   void ResetPsiSection() override;
 
  private:
   RegisterPesCb register_pes_cb_;
 
   DISALLOW_COPY_AND_ASSIGN(TsSectionPmt);
 };
 
 }  // namespace mp2t
 }  // namespace media
 
 #endif