Remove dead code from CPDF_InterForm.

fpdfsdk/cpdfsdk_pageview.cpp

Index: fpdfsdk/cpdfsdk_pageview.cpp
diff --git a/fpdfsdk/cpdfsdk_pageview.cpp b/fpdfsdk/cpdfsdk_pageview.cpp
index 900ea48670a3c4e0dc5dc6b958eee11b463731df..f546e385e69ff5239e77854a6a8ef32b4dfbe466 100644
--- a/fpdfsdk/cpdfsdk_pageview.cpp
+++ b/fpdfsdk/cpdfsdk_pageview.cpp
@@ -6,6 +6,9 @@
 
 #include "fpdfsdk/include/cpdfsdk_pageview.h"
 
+#include <memory>
+#include <vector>
+
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
 #include "core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h"
 #include "core/fpdfdoc/include/cpdf_annotlist.h"
@@ -488,9 +491,9 @@ void CPDFSDK_PageView::LoadFXAnnots() {
 
   CPDF_Page* pPage = GetPDFPage();
   ASSERT(pPage);
-  FX_BOOL bUpdateAP = CPDF_InterForm::IsUpdateAPEnabled();
+  bool bUpdateAP = CPDF_InterForm::IsUpdateAPEnabled();
   // Disable the default AP construction.
-  CPDF_InterForm::SetUpdateAP(FALSE);
+  CPDF_InterForm::SetUpdateAP(false);
   m_pAnnotList.reset(new CPDF_AnnotList(pPage));
   CPDF_InterForm::SetUpdateAP(bUpdateAP);