Remove include only barcode.h and IWYU.

xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp

Index: xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp
diff --git a/xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp b/xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp
index 1b73618ac6510809af66b9f450d831b2dd199fff..b2fc8a5eacf92c0522806c24064adb3ca777fc60 100644
--- a/xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp
+++ b/xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.cpp
@@ -20,9 +20,11 @@
  * limitations under the License.
  */
 
+#include "core/include/fxcodec/fx_codec.h"
 #include "xfa/src/fxbarcode/BC_BufferedImageLuminanceSource.h"
 #include "xfa/src/fxbarcode/BC_LuminanceSource.h"
-#include "xfa/src/fxbarcode/barcode.h"
+#include "xfa/src/fxbarcode/utils.h"
+
 class CBC_Pause : public IFX_Pause {
  public:
   virtual FX_BOOL NeedToPauseNow() { return TRUE; }