Fix an incorrect check in CPDF_DataAvail::CheckHintTables.

core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.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 "parser_int.h"
 
 #include <set>
 #include <utility>
@@ skipping 3581 matching lines @@
     m_docStatus = PDF_DATAAVAIL_ERROR;
     return FALSE;
   }
   if (!IsDataAvail(szHSStart, szHSLength, pHints)) {
     return FALSE;
   }
   m_syntaxParser.InitParser(m_pFileRead, m_dwHeaderOffset);
   nonstd::unique_ptr<CPDF_HintTables> pHintTables(
       new CPDF_HintTables(this, pDict));
   CPDF_Stream* pHintStream = (CPDF_Stream*)ParseIndirectObjectAt(szHSStart, 0);
-  FX_BOOL bLoaded = FALSE;
-  if (pHintTables && pHintStream && pHintStream->GetType() == PDFOBJ_STREAM) {
-    bLoaded = pHintTables->LoadHintStream(pHintStream);
-  }
-  if (!bLoaded) {
+  if (pHintStream && pHintStream->GetType() == PDFOBJ_STREAM &&
+      pHintTables->LoadHintStream(pHintStream))
     m_pHintTables.reset(pHintTables.release());
-  }
+
   m_docStatus = PDF_DATAAVAIL_DONE;
   return TRUE;
 }
 CPDF_Object* CPDF_DataAvail::ParseIndirectObjectAt(
     FX_FILESIZE pos,
     FX_DWORD objnum,
     CPDF_IndirectObjects* pObjList) {
   FX_FILESIZE SavedPos = m_syntaxParser.SavePos();
   m_syntaxParser.RestorePos(pos);
   FX_BOOL bIsNumber;
@@ skipping 1322 matching lines @@
   if (!m_pLinearizedDict)
     return -1;
   CPDF_Array* pRange = m_pLinearizedDict->GetArray(FX_BSTRC("H"));
   if (!pRange)
     return -1;
   CPDF_Object* pStreamLen = pRange->GetElementValue(1);
   if (!pStreamLen)
     return -1;
   return pStreamLen->GetInteger();
 }