message: Removed twice declaration AttrTypeByName
  The interface AttrTypeByName was declared twice in attr_builder.h.
diff: @@ -54,10 +54,6 @@ Status AttrTypeMapForOp(const char* op_name, const AttrTypeMap** out,
  Status AttrTypeByName(const AttrTypeMap& m, const string& attr_name,
  TF_AttrType* out, unsigned char* is_list);
  -// Looks for 'attr_name' in 'm' and sets 'out' and 'is_list'.
  -Status AttrTypeByName(const AttrTypeMap& m, const string& attr_name,
  - TF_AttrType* out, unsigned char* is_list);
  -
  // KernelAndDevice::Init needs a NodeDef only to pass the attribute map through.
  // An AttrBuilder is a convenience class to help with that - providing a smaller
  // interface than NodeDefBuilder and avoiding expensive (unnecessary?) sanity
  