Remove a few unused variables, functions, and member variables.

core/src/fxge/ge/fx_ge_fontmap.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/fxge/fx_ge.h"
 #include "../../../include/fxge/fx_freetype.h"
 #include "text_int.h"
 #define GET_TT_SHORT(w)  (FX_WORD)(((w)[0] << 8) | (w)[1])
@@ skipping 516 matching lines @@
 }
 static CFX_ByteString _FPDF_ReadStringFromFile(FXSYS_FILE* pFile, FX_DWORD size)
 {
     CFX_ByteString buffer;
     if (!FXSYS_fread(buffer.GetBuffer(size), size, 1, pFile)) {
         return CFX_ByteString();
     }
     buffer.ReleaseBuffer(size);
     return buffer;
 }
-static CFX_ByteString _FPDF_ReadStringFromStreamFile(IFX_FileStream* pFile, FX_DWORD size)
-{
-    CFX_ByteString buffer;
-    if (!pFile->ReadBlock(buffer.GetBuffer(size), size)) {
-        return CFX_ByteString();
-    }
-    buffer.ReleaseBuffer(size);
-    return buffer;
-}
 CFX_ByteString _FPDF_LoadTableFromTT(FXSYS_FILE* pFile, FX_LPCBYTE pTables, FX_DWORD nTables, FX_DWORD tag)
 {
     for (FX_DWORD i = 0; i < nTables; i ++) {
         FX_LPCBYTE p = pTables + i * 16;
         if (GET_TT_LONG(p) == tag) {
             FX_DWORD offset = GET_TT_LONG(p + 8);
             FX_DWORD size = GET_TT_LONG(p + 12);
             FXSYS_fseek(pFile, offset, FXSYS_SEEK_SET);
             return _FPDF_ReadStringFromFile(pFile, size);
         }
@@ skipping 994 matching lines @@
     }
     CFontFaceInfo* pFont = (CFontFaceInfo*)hFont;
     name = pFont->m_FaceName;
     return TRUE;
 }
 FX_BOOL CFX_FolderFontInfo::GetFontCharset(void* hFont, int& charset)
 {
     return FALSE;
 }
 #endif