Make converstion explicit from CFX_ByteString to uint8_t*

core/fpdfapi/fpdf_page/cpdf_colorspace.cpp

 // Copyright 2016 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 "core/fpdfapi/fpdf_page/include/cpdf_colorspace.h"
 
 #include "core/fpdfapi/fpdf_page/pageint.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
@@ skipping 1011 matching lines @@
   }
   if (m_nBaseComponents) {
     if (index == INT_MAX || (index + 1) > INT_MAX / m_nBaseComponents ||
         (index + 1) * m_nBaseComponents > (int)m_Table.GetLength()) {
       R = G = B = 0;
       return FALSE;
     }
   }
   CFX_FixedBufGrow<FX_FLOAT, 16> Comps(m_nBaseComponents);
   FX_FLOAT* comps = Comps;
-  const uint8_t* pTable = m_Table;
+  const uint8_t* pTable = m_Table.raw_str();
   for (int i = 0; i < m_nBaseComponents; i++) {
     comps[i] =
         m_pCompMinMax[i * 2] +
         m_pCompMinMax[i * 2 + 1] * pTable[index * m_nBaseComponents + i] / 255;
   }
   return m_pBaseCS->GetRGB(comps, R, G, B);
 }
 
 CPDF_ColorSpace* CPDF_IndexedCS::GetBaseCS() const {
   return m_pBaseCS;
@@ skipping 201 matching lines @@
   }
   return m_pAltCS->GetRGB(results, R, G, B);
 }
 
 void CPDF_DeviceNCS::EnableStdConversion(FX_BOOL bEnabled) {
   CPDF_ColorSpace::EnableStdConversion(bEnabled);
   if (m_pAltCS) {
     m_pAltCS->EnableStdConversion(bEnabled);
   }
 }