XFA: Remove dead code in CBC_BufferedImageLuminanceSource and friends.

xfa/src/fxbarcode/BC_BinaryBitmap.cpp

Index: xfa/src/fxbarcode/BC_BinaryBitmap.cpp
diff --git a/xfa/src/fxbarcode/BC_BinaryBitmap.cpp b/xfa/src/fxbarcode/BC_BinaryBitmap.cpp
index 1880670a8ddc6a2cabe3ff08e2bcd84b1df0a6a1..50a87126a7f726dd0d8954cf8a509c9014ee2889 100644
--- a/xfa/src/fxbarcode/BC_BinaryBitmap.cpp
+++ b/xfa/src/fxbarcode/BC_BinaryBitmap.cpp
@@ -47,12 +47,6 @@ CBC_CommonBitMatrix* CBC_BinaryBitmap::GetMatrix(int32_t& e) {
   }
   return m_matrix;
 }
-FX_BOOL CBC_BinaryBitmap::IsCropSupported() {
-  return m_binarizer->GetLuminanceSource()->IsCropSupported();
-}
-FX_BOOL CBC_BinaryBitmap::IsRotateSupported() {
-  return m_binarizer->GetLuminanceSource()->IsRotateSupported();
-}
 CBC_CommonBitArray* CBC_BinaryBitmap::GetBlackRow(int32_t y,
                                                   CBC_CommonBitArray* row,
                                                   int32_t& e) {