FX_BOOL not always 0 or 1 in CPDF_PageObjects::m_ParserState

core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.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 "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_module.h"
 #include "../../../include/fxcodec/fx_codec.h"
 #include "pageint.h"
@@ skipping 1115 matching lines @@
             }
             m_Status = Done;
             return;
         }
         steps ++;
         if (pPause && pPause->NeedToPauseNow()) {
             break;
         }
     }
 }
-int CPDF_ContentParser::EstimateProgress()
-{
-    if (m_Status == Ready) {
-        return 0;
-    }
-    if (m_Status == Done) {
-        return 100;
-    }
-    if (m_InternalStage == PAGEPARSE_STAGE_GETCONTENT) {
-        return 10;
-    }
-    if (m_InternalStage == PAGEPARSE_STAGE_CHECKCLIP) {
-        return 90;
-    }
-    return 10 + 80 * m_CurrentOffset / m_Size;
-}