Remove more dead code from fx_basic.h

core/src/fxcrt/fx_basic_util.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/fxcrt/fx_basic.h"
 #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
 #include <sys/types.h>
 #include <dirent.h>
@@ skipping 166 matching lines @@
   va_end(ap);
 }
 void FXSYS_vsnprintf(char* str, size_t size, const char* fmt, va_list ap) {
   (void)_vsnprintf(str, size, fmt, ap);
   if (size) {
     str[size - 1] = 0;
   }
 }
 #endif  // _FXM_PLATFORM_WINDOWS_ && _MSC_VER < 1900
 
-static FX_BOOL FX_IsDigit(uint8_t ch) {
-  return (ch >= '0' && ch <= '9') ? TRUE : FALSE;
-}
-static FX_BOOL FX_IsXDigit(uint8_t ch) {
-  return (FX_IsDigit(ch) || (ch >= 'A' && ch <= 'F') ||
-          (ch >= 'a' && ch <= 'f'))
-             ? TRUE
-             : FALSE;
-}
-static uint8_t FX_MakeUpper(uint8_t ch) {
-  if (ch < 'a' || ch > 'z') {
-    return ch;
-  }
-  return ch - 32;
-}
-static int FX_HexToI(uint8_t ch) {
-  ch = FX_MakeUpper(ch);
-  return FX_IsDigit(ch) ? (ch - '0') : (ch - 55);
-}
-static const unsigned char url_encodeTable[128] = {
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
-    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0,
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0,
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    0, 0, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1,
-};
-CFX_ByteString FX_UrlEncode(const CFX_WideString& wsUrl) {
-  const char arDigits[] = "0123456789ABCDEF";
-  CFX_ByteString rUrl;
-  int nLength = wsUrl.GetLength();
-  for (int i = 0; i < nLength; i++) {
-    FX_DWORD word = wsUrl.GetAt(i);
-    if (word > 0x7F || url_encodeTable[word] == 1) {
-      CFX_ByteString bsUri = CFX_ByteString::FromUnicode((FX_WORD)word);
-      int nByte = bsUri.GetLength();
-      for (int j = 0; j < nByte; j++) {
-        rUrl += '%';
-        uint8_t code = bsUri.GetAt(j);
-        rUrl += arDigits[code >> 4];
-        rUrl += arDigits[code & 0x0F];
-      }
-    } else {
-      rUrl += CFX_ByteString::FromUnicode((FX_WORD)word);
-    }
-  }
-  return rUrl;
-}
-CFX_WideString FX_UrlDecode(const CFX_ByteString& bsUrl) {
-  CFX_ByteString rUrl;
-  int nLength = bsUrl.GetLength();
-  for (int i = 0; i < nLength; i++) {
-    if (i < nLength - 2 && bsUrl[i] == '%' && FX_IsXDigit(bsUrl[i + 1]) &&
-        FX_IsXDigit(bsUrl[i + 2])) {
-      rUrl += (FX_HexToI(bsUrl[i + 1]) << 4 | FX_HexToI(bsUrl[i + 2]));
-      i += 2;
-    } else {
-      rUrl += bsUrl[i];
-    }
-  }
-  return CFX_WideString::FromLocal(rUrl);
-}
-CFX_ByteString FX_EncodeURI(const CFX_WideString& wsURI) {
-  const char arDigits[] = "0123456789ABCDEF";
-  CFX_ByteString rURI;
-  CFX_ByteString bsUri = wsURI.UTF8Encode();
-  int nLength = bsUri.GetLength();
-  for (int i = 0; i < nLength; i++) {
-    uint8_t code = bsUri.GetAt(i);
-    if (code > 0x7F || url_encodeTable[code] == 1) {
-      rURI += '%';
-      rURI += arDigits[code >> 4];
-      rURI += arDigits[code & 0x0F];
-    } else {
-      rURI += code;
-    }
-  }
-  return rURI;
-}
-CFX_WideString FX_DecodeURI(const CFX_ByteString& bsURI) {
-  CFX_ByteString rURI;
-  int nLength = bsURI.GetLength();
-  for (int i = 0; i < nLength; i++) {
-    if (i < nLength - 2 && bsURI[i] == '%' && FX_IsXDigit(bsURI[i + 1]) &&
-        FX_IsXDigit(bsURI[i + 2])) {
-      rURI += (FX_HexToI(bsURI[i + 1]) << 4 | FX_HexToI(bsURI[i + 2]));
-      i += 2;
-    } else {
-      rURI += bsURI[i];
-    }
-  }
-  return CFX_WideString::FromUTF8(rURI, rURI.GetLength());
-}
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
 class CFindFileData {
  public:
   virtual ~CFindFileData() {}
   HANDLE m_Handle;
   FX_BOOL m_bEnd;
 };
 class CFindFileDataA : public CFindFileData {
  public:
   virtual ~CFindFileDataA() {}
@@ skipping 167 matching lines @@
       d * m.b + e * m.e + f * m.h, d * m.c + e * m.f + f * m.i,
       g * m.a + h * m.d + i * m.g, g * m.b + h * m.e + i * m.h,
       g * m.c + h * m.f + i * m.i);
 }
 
 CFX_Vector_3by1 CFX_Matrix_3by3::TransformVector(const CFX_Vector_3by1& v) {
   return CFX_Vector_3by1(a * v.a + b * v.b + c * v.c,
                          d * v.a + e * v.b + f * v.c,
                          g * v.a + h * v.b + i * v.c);
 }