Fix FX_BOOL compilation errors under windows

core/src/fpdftext/fpdf_text_int.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 <ctype.h>
 #include <algorithm>
 
 #include "../../../third_party/base/nonstd_unique_ptr.h"
@@ skipping 694 matching lines @@
     if (!m_IsParsered)  {
         return -1;
     }
     CFX_FloatRect rect(left, bottom, right, top);
     rect.Normalize();
     int nCount = m_charList.GetSize();
     int pos = 0;
     FPDF_SEGMENT        segment;
     segment.m_Start = 0;
     segment.m_nCount = 0;
-    FX_BOOL             segmentStatus = 0;
+    int                 segmentStatus = 0;
     FX_BOOL             IsContainPreChar = FALSE;
     while (pos < nCount) {
         PAGECHAR_INFO charinfo = *(PAGECHAR_INFO*)m_charList.GetAt(pos);
         if(bContains && rect.Contains(charinfo.m_CharBox)) {
             if (segmentStatus == 0 || segmentStatus == 2) {
                 segment.m_Start = pos;
                 segment.m_nCount = 1;
                 segmentStatus = 1;
             } else if (segmentStatus == 1) {
                 segment.m_nCount++;
@@ skipping 1964 matching lines @@
     if (!m_IsParserd || index < 0 || index >= m_LinkList.GetSize()) {
         return;
     }
     CPDF_LinkExt* link = NULL;
     link = m_LinkList.GetAt(index);
     if (!link) {
         return ;
     }
     m_pTextPage->GetRectArray(link->m_Start, link->m_Count, rects);
 }