Tidy ifdefs in fpdfsdk.

fpdfsdk/include/fsdk_annothandler.h

Index: fpdfsdk/include/fsdk_annothandler.h
diff --git a/fpdfsdk/include/fsdk_annothandler.h b/fpdfsdk/include/fsdk_annothandler.h
index d43bc7b7e922ca5637fb7d0e681c920447af9897..9040f402715483bddef583009714fa470d98f1b4 100644
--- a/fpdfsdk/include/fsdk_annothandler.h
+++ b/fpdfsdk/include/fsdk_annothandler.h
@@ -14,8 +14,8 @@
 
 #ifdef PDF_ENABLE_XFA
 #define FSDK_XFAWIDGET_TYPENAME "XFAWidget"
+#endif  // PDF_ENABLE_XFA
 
-#endif
 class CFFL_IFormFiller;
 class CFX_RenderDevice;
 class CPDFDoc_Environment;
@@ -42,8 +42,8 @@ class IPDFSDK_AnnotHandler {
 #ifdef PDF_ENABLE_XFA
   virtual CPDFSDK_Annot* NewAnnot(IXFA_Widget* hWidget,
                                   CPDFSDK_PageView* pPage) = 0;
+#endif  // PDF_ENABLE_XFA
 
-#endif
   virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot) = 0;
 
   virtual void DeleteAnnot(CPDFSDK_Annot* pAnnot) = 0;
@@ -131,7 +131,7 @@ class IPDFSDK_AnnotHandler {
 #ifdef PDF_ENABLE_XFA
   virtual FX_BOOL OnXFAChangedFocus(CPDFSDK_Annot* pOldAnnot,
                                     CPDFSDK_Annot* pNewAnnot) = 0;
-#endif
+#endif  // PDF_ENABLE_XFA
 };
 
 class CPDFSDK_BFAnnotHandler : public IPDFSDK_AnnotHandler {
@@ -148,7 +148,7 @@ class CPDFSDK_BFAnnotHandler : public IPDFSDK_AnnotHandler {
 #ifdef PDF_ENABLE_XFA
   CPDFSDK_Annot* NewAnnot(IXFA_Widget* hWidget,
                           CPDFSDK_PageView* pPage) override;
-#endif
+#endif  // PDF_ENABLE_XFA
   void ReleaseAnnot(CPDFSDK_Annot* pAnnot) override;
   void DeleteAnnot(CPDFSDK_Annot* pAnnot) override {}
   CPDF_Rect GetViewBBox(CPDFSDK_PageView* pPageView,
@@ -226,7 +226,7 @@ class CPDFSDK_BFAnnotHandler : public IPDFSDK_AnnotHandler {
                             CPDFSDK_Annot* pNewAnnot) override {
     return TRUE;
   }
-#endif
+#endif  // PDF_ENABLE_XFA
 
   void SetFormFiller(CFFL_IFormFiller* pFiller) { m_pFormFiller = pFiller; }
   CFFL_IFormFiller* GetFormFiller() { return m_pFormFiller; }
@@ -349,8 +349,8 @@ class CPDFSDK_XFAAnnotHandler : public IPDFSDK_AnnotHandler {
  private:
   CPDFDoc_Environment* m_pApp;
 };
+#endif  // PDF_ENABLE_XFA
 
-#endif
 #define CBA_AnnotHandlerArray CFX_ArrayTemplate<IPDFSDK_AnnotHandler*>
 class CPDFSDK_AnnotHandlerMgr {
  public:
@@ -367,7 +367,7 @@ class CPDFSDK_AnnotHandlerMgr {
 #ifdef PDF_ENABLE_XFA
   virtual CPDFSDK_Annot* NewAnnot(IXFA_Widget* pAnnot,
                                   CPDFSDK_PageView* pPageView);
-#endif
+#endif  // PDF_ENABLE_XFA
   virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot);
 
   virtual void Annot_OnCreate(CPDFSDK_Annot* pAnnot);
@@ -429,10 +429,11 @@ class CPDFSDK_AnnotHandlerMgr {
 
   virtual FX_BOOL Annot_OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
   virtual FX_BOOL Annot_OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
+
 #ifdef PDF_ENABLE_XFA
   virtual FX_BOOL Annot_OnChangeFocus(CPDFSDK_Annot* pSetAnnot,
                                       CPDFSDK_Annot* pKillAnnot);
-#endif
+#endif  // PDF_ENABLE_XFA
 
   virtual CPDF_Rect Annot_OnGetViewBBox(CPDFSDK_PageView* pPageView,
                                         CPDFSDK_Annot* pAnnot);