Remove unnecessary code

fpdfsdk/src/fsdk_annothandler.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include <algorithm>
 
 #include "fpdfsdk/include/formfiller/FFL_FormFiller.h"
 #include "fpdfsdk/include/fsdk_annothandler.h"
@@ skipping 67 matching lines @@
   if (IPDFSDK_AnnotHandler* pAnnotHandler =
           GetAnnotHandler(FSDK_XFAWIDGET_TYPENAME)) {
     return pAnnotHandler->NewAnnot(pAnnot, pPageView);
   }
 
   return NULL;
 }
 #endif  // PDF_ENABLE_XFA
 
 void CPDFSDK_AnnotHandlerMgr::ReleaseAnnot(CPDFSDK_Annot* pAnnot) {
-  pAnnot->GetPDFPage();
-
   if (IPDFSDK_AnnotHandler* pAnnotHandler = GetAnnotHandler(pAnnot)) {
     pAnnotHandler->OnRelease(pAnnot);
     pAnnotHandler->ReleaseAnnot(pAnnot);
   } else {
     delete (CPDFSDK_Annot*)pAnnot;
   }
 }
 
 void CPDFSDK_AnnotHandlerMgr::Annot_OnCreate(CPDFSDK_Annot* pAnnot) {
   CPDF_Annot* pPDFAnnot = pAnnot->GetPDFAnnot();
@@ skipping 999 matching lines @@
 
 CPDFSDK_Annot* CPDFSDK_AnnotIterator::PrevAnnot() {
   if (m_pos < m_iteratorAnnotList.size())
     return m_iteratorAnnotList[m_iteratorAnnotList.size() - ++m_pos];
   return nullptr;
 }
 
 CPDFSDK_Annot* CPDFSDK_AnnotIterator::Next() {
   return m_bReverse ? PrevAnnot() : NextAnnot();
 }