GetNextConfigId   144 media/filters/source_buffer_stream.cc   int GetNextConfigId() const;
GetNextConfigId  1212 media/filters/source_buffer_stream.cc   if (selected_range_->GetNextConfigId() != current_config_index_) {
GetNextConfigId  1427 media/filters/source_buffer_stream.cc     current_config_index_ = selected_range_->GetNextConfigId();