Remove fgas_system files.

The two methods in fgas_system also exist in core/fxcrt/include/fx_ext with the
FXSYS_ prefix instead of FX_. Remove the fgas_system files and use the
fx_ext versions instead.

Review-Url: https://codereview.chromium.org/2233133002

3 files changed, 0 insertions, 98 deletions

diff --git a/xfa/fgas/crt/fgas_stream.cpp b/xfa/fgas/crt/fgas_stream.cpp
index 25d8514257..74c19eab32 100644
--- a/xfa/fgas/crt/fgas_stream.cpp
+++ b/xfa/fgas/crt/fgas_stream.cpp
@@ -15,7 +15,6 @@
 #include <memory>
 
 #include "xfa/fgas/crt/fgas_codepage.h"
-#include "xfa/fgas/crt/fgas_system.h"
 
 namespace {
 
diff --git a/xfa/fgas/crt/fgas_system.cpp b/xfa/fgas/crt/fgas_system.cpp
deleted file mode 100644
index b5cabedec5..0000000000
--- a/xfa/fgas/crt/fgas_system.cpp
+++ /dev/null
@@ -1,82 +0,0 @@
-// 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 "xfa/fgas/crt/fgas_system.h"
-
-#include <algorithm>
-
-#include "core/fxcrt/include/fx_system.h"
-
-namespace {
-
-inline FX_BOOL FX_isupper(int32_t ch) {
-  return ch >= 'A' && ch <= 'Z';
-}
-
-inline int32_t FX_tolower(int32_t ch) {
-  return FX_isupper(ch) ? (ch + 0x20) : ch;
-}
-
-}  // namespace
-
-int32_t FX_wcsnicmp(const FX_WCHAR* s1, const FX_WCHAR* s2, size_t count) {
-  ASSERT(s1 && s2 && count > 0);
-  FX_WCHAR wch1 = 0;
-  FX_WCHAR wch2 = 0;
-  while (count-- > 0) {
-    wch1 = (FX_WCHAR)FX_tolower(*s1++);
-    wch2 = (FX_WCHAR)FX_tolower(*s2++);
-    if (wch1 != wch2) {
-      break;
-    }
-  }
-  return wch1 - wch2;
-}
-
-FX_FLOAT FX_wcstof(const FX_WCHAR* pwsStr, int32_t iLength, int32_t* pUsedLen) {
-  ASSERT(pwsStr);
-  if (iLength < 0) {
-    iLength = FXSYS_wcslen(pwsStr);
-  }
-  if (iLength == 0) {
-    return 0.0f;
-  }
-  int32_t iUsedLen = 0;
-  FX_BOOL bNegtive = FALSE;
-  switch (pwsStr[iUsedLen]) {
-    case '-':
-      bNegtive = TRUE;
-    case '+':
-      iUsedLen++;
-      break;
-  }
-  FX_FLOAT fValue = 0.0f;
-  while (iUsedLen < iLength) {
-    FX_WCHAR wch = pwsStr[iUsedLen];
-    if (wch >= L'0' && wch <= L'9') {
-      fValue = fValue * 10.0f + (wch - L'0');
-    } else {
-      break;
-    }
-    iUsedLen++;
-  }
-  if (iUsedLen < iLength && pwsStr[iUsedLen] == L'.') {
-    FX_FLOAT fPrecise = 0.1f;
-    while (++iUsedLen < iLength) {
-      FX_WCHAR wch = pwsStr[iUsedLen];
-      if (wch >= L'0' && wch <= L'9') {
-        fValue += (wch - L'0') * fPrecise;
-        fPrecise *= 0.1f;
-      } else {
-        break;
-      }
-    }
-  }
-  if (pUsedLen) {
-    *pUsedLen = iUsedLen;
-  }
-  return bNegtive ? -fValue : fValue;
-}
diff --git a/xfa/fgas/crt/fgas_system.h b/xfa/fgas/crt/fgas_system.h
deleted file mode 100644
index 6cf628f9d4..0000000000
--- a/xfa/fgas/crt/fgas_system.h
+++ /dev/null
@@ -1,15 +0,0 @@
-// 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
-
-#ifndef XFA_FGAS_CRT_FGAS_SYSTEM_H_
-#define XFA_FGAS_CRT_FGAS_SYSTEM_H_
-
-#include "core/fxcrt/include/fx_system.h"
-
-FX_FLOAT FX_wcstof(const FX_WCHAR* pwsStr, int32_t iLength, int32_t* pUsedLen);
-int32_t FX_wcsnicmp(const FX_WCHAR* s1, const FX_WCHAR* s2, size_t count);
-
-#endif  // XFA_FGAS_CRT_FGAS_SYSTEM_H_