Move key frame flag from StreamParserBuffer to DecoderBuffer

media/formats/mp2t/mp2t_stream_parser.cc

Index: media/formats/mp2t/mp2t_stream_parser.cc
diff --git a/media/formats/mp2t/mp2t_stream_parser.cc b/media/formats/mp2t/mp2t_stream_parser.cc
index a386f33c26f6c16b1f0548b5478b8357b3ab747d..21d9ae70af1a9e621c2c9cc118f62400c82f676f 100644
--- a/media/formats/mp2t/mp2t_stream_parser.cc
+++ b/media/formats/mp2t/mp2t_stream_parser.cc
@@ -559,8 +559,8 @@ void Mp2tStreamParser::OnEmitVideoBuffer(
       << stream_parser_buffer->timestamp().InMilliseconds()
       << " dur="
       << stream_parser_buffer->duration().InMilliseconds()
-      << " IsKeyframe="
-      << stream_parser_buffer->IsKeyframe();
+      << " is_keyframe="
+      << stream_parser_buffer->is_keyframe();
 
   // Ignore the incoming buffer if it is not associated with any config.
   if (buffer_queue_chain_.empty()) {