Cleanup remaining IFWL files for visiblity and usage.

xfa/fwl/core/cfwl_barcode.cpp

Index: xfa/fwl/core/cfwl_barcode.cpp
diff --git a/xfa/fwl/core/cfwl_barcode.cpp b/xfa/fwl/core/cfwl_barcode.cpp
index 053826d6b7ca1350b84eeeb8af38d04187705879..ef3ae4036d3789241d61def3c99e61122f7e31d3 100644
--- a/xfa/fwl/core/cfwl_barcode.cpp
+++ b/xfa/fwl/core/cfwl_barcode.cpp
@@ -83,11 +83,6 @@ void CFWL_Barcode::SetEndChar(FX_CHAR endChar) {
   m_cEndChar = endChar;
 }
 
-void CFWL_Barcode::SetVersion(int32_t version) {
-  m_dwAttributeMask |= FWL_BCDATTRIBUTE_VERSION;
-  m_nVersion = version;
-}
-
 void CFWL_Barcode::SetErrorCorrectionLevel(int32_t ecLevel) {
   m_dwAttributeMask |= FWL_BCDATTRIBUTE_ECLEVEL;
   m_nECLevel = ecLevel;
@@ -98,10 +93,6 @@ void CFWL_Barcode::SetTruncated(bool truncated) {
   m_bTruncated = truncated;
 }
 
-void CFWL_Barcode::ResetBarcodeAttributes() {
-  m_dwAttributeMask = FWL_BCDATTRIBUTE_NONE;
-}
-
 void CFWL_Barcode::SetType(BC_TYPE type) {
   if (GetWidget())
     ToBarcode(GetWidget())->SetType(type);
@@ -155,7 +146,7 @@ FX_CHAR CFWL_Barcode::GetEndChar() const {
 }
 
 int32_t CFWL_Barcode::GetVersion() const {
-  return m_nVersion;
+  return 0;
 }
 
 int32_t CFWL_Barcode::GetErrorCorrectionLevel() const {