Tidy ifdefs in fpdfsdk.

fpdfsdk/src/fpdf_ext.cpp

Index: fpdfsdk/src/fpdf_ext.cpp
diff --git a/fpdfsdk/src/fpdf_ext.cpp b/fpdfsdk/src/fpdf_ext.cpp
index 910c2c771777bd8ef0b7a453b3c0a56b2656025c..bc43f15c259b055c240b456001f2bbdad7235bc9 100644
--- a/fpdfsdk/src/fpdf_ext.cpp
+++ b/fpdfsdk/src/fpdf_ext.cpp
@@ -6,12 +6,13 @@
 
 #include "public/fpdf_ext.h"
 
-#ifdef PDF_ENABLE_XFA
-#include "../include/fpdfxfa/fpdfxfa_doc.h"
-#endif
 #include "core/include/fxcrt/fx_xml.h"
 #include "fpdfsdk/include/fsdk_define.h"
 
+#ifdef PDF_ENABLE_XFA
+#include "../include/fpdfxfa/fpdfxfa_doc.h"
+#endif  // PDF_ENABLE_XFA
+
 #define FPDFSDK_UNSUPPORT_CALL 100
 
 class CFSDK_UnsupportInfo_Adapter {
@@ -19,7 +20,6 @@ class CFSDK_UnsupportInfo_Adapter {
   CFSDK_UnsupportInfo_Adapter(UNSUPPORT_INFO* unsp_info) {
     m_unsp_info = unsp_info;
   }
-  //  FX_BOOL NeedToPauseNow();
   void ReportError(int nErrorType);
 
  private:
@@ -177,15 +177,15 @@ void CheckUnSupportError(CPDF_Document* pDoc, FX_DWORD err_code) {
   const CXML_Element* pElement = metaData.GetRoot();
   if (pElement)
     CheckSharedForm(pElement, "workflowType");
-#ifndef PDF_ENABLE_XFA
 
+#ifndef PDF_ENABLE_XFA
   // XFA Forms
   CPDF_InterForm* pInterForm = new CPDF_InterForm(pDoc, FALSE);
   if (pInterForm->HasXFAForm()) {
     FPDF_UnSupportError(FPDF_UNSP_DOC_XFAFORM);
   }
   delete pInterForm;
-#endif
+#endif  // PDF_ENABLE_XFA
 }
 
 DLLEXPORT int FPDFDoc_GetPageMode(FPDF_DOCUMENT document) {