Fix win/clang part 2.

core/fpdfapi/fpdf_font/fpdf_font_cid.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 "core/fpdfapi/fpdf_font/font_int.h"
 
 #include "core/fpdfapi/fpdf_cmaps/cmap_int.h"
 #include "core/fpdfapi/fpdf_font/ttgsubtable.h"
@@ skipping 266 matching lines @@
       if (iChar == pRanges[iSeg].m_CharSize)
         return size;
       --iSeg;
     }
     --size;
     ++offset;
   }
   return 1;
 }
 
+#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
+
 bool IsValidEmbeddedCharcodeFromUnicodeCharset(CIDSet charset) {
   switch (charset) {
     case CIDSET_GB1:
     case CIDSET_CNS1:
     case CIDSET_JAPAN1:
     case CIDSET_KOREA1:
       return true;
 
     default:
       return false;
   }
 }
 
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-
 FX_DWORD EmbeddedCharcodeFromUnicode(const FXCMAP_CMap* pEmbedMap,
                                      CIDSet charset,
                                      FX_WCHAR unicode) {
   if (!IsValidEmbeddedCharcodeFromUnicodeCharset(charset))
     return 0;
 
   CPDF_FontGlobals* pFontGlobals =
       CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals();
   const uint16_t* pCodes = pFontGlobals->m_EmbeddedToUnicodes[charset].m_pMap;
   if (!pCodes)
@@ skipping 1359 matching lines @@
 
 const uint8_t* CPDF_CIDFont::GetCIDTransform(uint16_t CID) const {
   if (m_Charset != CIDSET_JAPAN1 || m_pFontFile)
     return nullptr;
 
   const struct CIDTransform* found = (const struct CIDTransform*)FXSYS_bsearch(
       &CID, g_Japan1_VertCIDs, FX_ArraySize(g_Japan1_VertCIDs),
       sizeof(g_Japan1_VertCIDs[0]), CompareCIDTransform);
   return found ? &found->a : nullptr;
 }