Remove include only fwl.h and IWYU.

xfa/src/fwl/src/theme/barcodetp.cpp

Index: xfa/src/fwl/src/theme/barcodetp.cpp
diff --git a/xfa/src/fwl/src/theme/barcodetp.cpp b/xfa/src/fwl/src/theme/barcodetp.cpp
index 4300785cdcc334707eb4c460065d7ed86175d88d..fbbdeb226736b4300ae8c2971b2807b96f8309cf 100644
--- a/xfa/src/fwl/src/theme/barcodetp.cpp
+++ b/xfa/src/fwl/src/theme/barcodetp.cpp
@@ -4,9 +4,16 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include "xfa/include/fwl/theme/barcodetp.h"
+
 #include "xfa/src/foxitlib.h"
+#include "xfa/include/fwl/basewidget/fwl_barcode.h"
+#include "xfa/include/fwl/core/fwl_theme.h"
+#include "xfa/include/fwl/core/fwl_widget.h"
+
 CFWL_BarcodeTP::CFWL_BarcodeTP() {}
 CFWL_BarcodeTP::~CFWL_BarcodeTP() {}
+
 FX_BOOL CFWL_BarcodeTP::IsValidWidget(IFWL_Widget* pWidget) {
   if (!pWidget)
     return FALSE;