MSE: Log a warning if muxed AV media segment has no A or has no V block

media/formats/mp2t/mp2t_stream_parser_unittest.cc

 // 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.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <string>
 
@@ skipping 168 matching lines @@
   void OnKeyNeeded(EmeInitDataType type,
                    const std::vector<uint8_t>& init_data) {
     NOTREACHED() << "OnKeyNeeded not expected in the Mpeg2 TS parser";
   }
 
   void OnNewSegment() {
     DVLOG(1) << "OnNewSegment";
     segment_count_++;
   }
 
-  void OnEndOfSegment() {
+  bool OnEndOfSegment() {
     NOTREACHED() << "OnEndOfSegment not expected in the Mpeg2 TS parser";
+    return false;
   }
 
   void InitializeParser() {
     parser_->Init(
         base::Bind(&Mp2tStreamParserTest::OnInit, base::Unretained(this)),
         base::Bind(&Mp2tStreamParserTest::OnNewConfig, base::Unretained(this)),
         base::Bind(&Mp2tStreamParserTest::OnNewBuffers, base::Unretained(this)),
         true,
         base::Bind(&Mp2tStreamParserTest::OnKeyNeeded, base::Unretained(this)),
         base::Bind(&Mp2tStreamParserTest::OnNewSegment, base::Unretained(this)),
@@ skipping 89 matching lines @@
   parser_->Flush();
   EXPECT_EQ(audio_frame_count_, 40);
   EXPECT_EQ(video_frame_count_, 0);
   // This stream has no mid-stream configuration change.
   EXPECT_EQ(config_count_, 1);
   EXPECT_EQ(segment_count_, 1);
 }
 
 }  // namespace mp2t
 }  // namespace media