Update idl.h

include/flatbuffers/idl.h

@@ -337,6 +337,7 @@ struct IDLOptions {
   bool generate_all;
   bool skip_unexpected_fields_in_json;
   bool generate_name_strings;
+  bool escape_proto_identifiers;
   
   // Possible options for the more general generator below.
   enum Language { kJava, kCSharp, kGo, kMAX };
@@ -356,6 +357,7 @@ struct IDLOptions {
       generate_all(false),
       skip_unexpected_fields_in_json(false),
       generate_name_strings(false),
+      escape_proto_identifiers(false),
       lang(IDLOptions::kJava) {}
 };
 
@@ -644,10 +646,12 @@ extern bool GenerateGeneral(const Parser &parser,
 // Generate a schema file from the internal representation, useful after
 // parsing a .proto schema.
 extern std::string GenerateFBS(const Parser &parser,
-                               const std::string &file_name);
+                               const std::string &file_name,
+                               const bool &escape_proto_identifiers);
 extern bool GenerateFBS(const Parser &parser,
                         const std::string &path,
-                        const std::string &file_name);
+                        const std::string &file_name,
+                        const bool &escape_proto_identifiers);
 
 // Generate a make rule for the generated JavaScript code.
 // See idl_gen_js.cpp.