Remove more dead code from fx_basic.h

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1294683003 .
diff --git a/core/include/fxcrt/fx_basic.h b/core/include/fxcrt/fx_basic.h
index e1025a2..230d3db 100644
--- a/core/include/fxcrt/fx_basic.h
+++ b/core/include/fxcrt/fx_basic.h
@@ -205,28 +205,19 @@
 
   CFX_WideTextBuf m_Buffer;
 };
+
 class CFX_UTF8Encoder {
  public:
-  CFX_UTF8Encoder() { m_UTF16First = 0; }
+  CFX_UTF8Encoder() {}
 
   void Input(FX_WCHAR unicode);
-
-  void AppendStr(const CFX_ByteStringC& str) {
-    m_UTF16First = 0;
-    m_Buffer << str;
-  }
-
+  void AppendStr(const CFX_ByteStringC& str) { m_Buffer << str; }
   CFX_ByteStringC GetResult() const { return m_Buffer.GetByteString(); }
 
  protected:
   CFX_ByteTextBuf m_Buffer;
-
-  FX_DWORD m_UTF16First;
 };
-CFX_ByteString FX_UrlEncode(const CFX_WideString& wsUrl);
-CFX_WideString FX_UrlDecode(const CFX_ByteString& bsUrl);
-CFX_ByteString FX_EncodeURI(const CFX_WideString& wsURI);
-CFX_WideString FX_DecodeURI(const CFX_ByteString& bsURI);
+
 class CFX_BasicArray {
  protected:
   CFX_BasicArray(int unit_size);
@@ -383,8 +374,7 @@
 typedef CFX_ArrayTemplate<FX_DWORD> CFX_DWordArray;
 typedef CFX_ArrayTemplate<void*> CFX_PtrArray;
 typedef CFX_ArrayTemplate<FX_FILESIZE> CFX_FileSizeArray;
-typedef CFX_ArrayTemplate<FX_FLOAT> CFX_FloatArray;
-typedef CFX_ArrayTemplate<int32_t> CFX_Int32Array;
+
 template <class ObjectClass>
 class CFX_ObjectArray : public CFX_BasicArray {
  public:
diff --git a/core/src/fxcrt/fx_basic_util.cpp b/core/src/fxcrt/fx_basic_util.cpp
index 7d27e7e..46a0dec 100644
--- a/core/src/fxcrt/fx_basic_util.cpp
+++ b/core/src/fxcrt/fx_basic_util.cpp
@@ -184,99 +184,6 @@
 }
 #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: