remove underscore in field den_graph_ of LanguageInfo

Author: qindazhu

src/nnet3/nnet-chain-training2.cc

@@ -322,7 +322,7 @@ NnetChainModel2::~NnetChainModel2() {
 NnetChainModel2::LanguageInfo::LanguageInfo(
     const NnetChainModel2::LanguageInfo &other):
     name(other.name),
-    den_graph_(other.den_graph_)
+    den_graph(other.den_graph)
      { }
 
 
@@ -331,7 +331,7 @@ NnetChainModel2::LanguageInfo::LanguageInfo(
     const fst::StdVectorFst &den_fst, 
     int32 num_pdfs):
     name(name),
-    den_graph_(den_fst, num_pdfs){
+    den_graph(den_fst, num_pdfs){
 }
 
 void NnetChainModel2::GetPathname(const std::string &dir,
@@ -379,7 +379,7 @@ NnetChainModel2::LanguageInfo *NnetChainModel2::GetInfoForLang(
 
 chain::DenominatorGraph *NnetChainModel2::GetDenGraphForLang(const std::string &language_name){
   LanguageInfo *info = GetInfoForLang(language_name);
-  return &(info->den_graph_);
+  return &(info->den_graph);
 }
 } // namespace nnet3
 } // namespace kaldi

src/nnet3/nnet-chain-training2.h

@@ -105,7 +105,7 @@ class NnetChainModel2 {
     std::string name;
     // den_fst comes from <den_fst_dir>/<language_name>.den.fst
    // fst::StdVectorFst den_fst;
-    chain::DenominatorGraph den_graph_;
+    chain::DenominatorGraph den_graph;
 
     // transform comes from <transform_dir>/<language_name>.ada
     LanguageInfo() { }