Merge to XFA: Remove a bunch of dead code.

TBR=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1567333003 .

(cherry picked from commit 4a24ad858484ecdf9b49481e63060e4d476cf1c7)

Review URL: https://codereview.chromium.org/1569783007 .

4 files changed, 1 insertions, 146 deletions

diff --git a/core/include/fxcrt/fx_stream.h b/core/include/fxcrt/fx_stream.h
index a5bec7f51b..f98e44b846 100644
--- a/core/include/fxcrt/fx_stream.h
+++ b/core/include/fxcrt/fx_stream.h
@@ -44,18 +44,7 @@ FX_WCHAR FX_GetFolderSeparator();
 #define FX_FILEMODE_Write 0
 #define FX_FILEMODE_ReadOnly 1
 #define FX_FILEMODE_Truncate 2
-FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName);
-FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName);
-FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName);
-FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName);
-FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst);
-FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst);
-FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst);
-FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst);
+
 class IFX_StreamWrite {
  public:
   virtual ~IFX_StreamWrite() {}
diff --git a/core/src/fxcrt/fxcrt_platforms.cpp b/core/src/fxcrt/fxcrt_platforms.cpp
index 190605cb60..4c123d3984 100644
--- a/core/src/fxcrt/fxcrt_platforms.cpp
+++ b/core/src/fxcrt/fxcrt_platforms.cpp
@@ -129,51 +129,4 @@ FX_BOOL CFXCRT_FileAccess_CRT::Flush() {
 FX_BOOL CFXCRT_FileAccess_CRT::Truncate(FX_FILESIZE szFile) {
   return FALSE;
 }
-FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName) {
-  return access(fileName.GetCStr(), F_OK) > -1;
-}
-FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName) {
-  return FX_File_Exist(FX_UTF8Encode(fileName));
-}
-FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName) {
-  return remove(fileName.GetCStr()) > -1;
-}
-FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName) {
-  return FX_File_Delete(FX_UTF8Encode(fileName));
-}
-FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  CFXCRT_FileAccess_CRT src, dst;
-  if (!src.Open(fileNameSrc, FX_FILEMODE_ReadOnly)) {
-    return FALSE;
-  }
-  FX_FILESIZE size = src.GetSize();
-  if (!size) {
-    return FALSE;
-  }
-  if (!dst.Open(fileNameDst, FX_FILEMODE_Truncate)) {
-    return FALSE;
-  }
-  FX_FILESIZE num = 0;
-  uint8_t* pBuffer = FX_Alloc(uint8_t, 32768);
-  while (num = src.Read(pBuffer, 32768)) {
-    if (dst.Write(pBuffer, num) != num) {
-      break;
-    }
-  }
-  FX_Free(pBuffer);
-  return TRUE;
-}
-FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return FX_File_Copy(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
-}
-FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  return rename(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
-}
-FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return FX_File_Move(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
-}
 #endif
diff --git a/core/src/fxcrt/fxcrt_posix.cpp b/core/src/fxcrt/fxcrt_posix.cpp
index d7df15eb32..f6710eb49b 100644
--- a/core/src/fxcrt/fxcrt_posix.cpp
+++ b/core/src/fxcrt/fxcrt_posix.cpp
@@ -127,53 +127,4 @@ FX_BOOL CFXCRT_FileAccess_Posix::Truncate(FX_FILESIZE szFile) {
   }
   return !ftruncate(m_nFD, szFile);
 }
-FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName) {
-  return access(fileName.GetCStr(), F_OK) > -1;
-}
-FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName) {
-  return FX_File_Exist(FX_UTF8Encode(fileName));
-}
-FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName) {
-  return remove(fileName.GetCStr()) > -1;
-}
-FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName) {
-  return FX_File_Delete(FX_UTF8Encode(fileName));
-}
-FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  CFXCRT_FileAccess_Posix src, dst;
-  if (!src.Open(fileNameSrc, FX_FILEMODE_ReadOnly)) {
-    return FALSE;
-  }
-  FX_FILESIZE size = src.GetSize();
-  if (!size) {
-    return FALSE;
-  }
-  if (!dst.Open(fileNameDst, FX_FILEMODE_Truncate)) {
-    return FALSE;
-  }
-  size_t num = 0;
-  uint8_t* pBuffer = FX_Alloc(uint8_t, 32768);
-  num = src.Read(pBuffer, 32768);
-  while (num) {
-    if (dst.Write(pBuffer, num) != num) {
-      break;
-    }
-    num = src.Read(pBuffer, 32768);
-  }
-  FX_Free(pBuffer);
-  return TRUE;
-}
-FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return FX_File_Copy(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
-}
-FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  return rename(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
-}
-FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return FX_File_Move(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst));
-}
 #endif
diff --git a/core/src/fxcrt/fxcrt_windows.cpp b/core/src/fxcrt/fxcrt_windows.cpp
index aff6a58aea..6f379a127c 100644
--- a/core/src/fxcrt/fxcrt_windows.cpp
+++ b/core/src/fxcrt/fxcrt_windows.cpp
@@ -9,20 +9,6 @@
 #include "core/include/fxcrt/fx_string.h"
 
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-FX_BOOL FX_File_Exist(const CFX_ByteStringC& fileName) {
-  FX_DWORD dwAttri = ::GetFileAttributesA(fileName.GetCStr());
-  if (dwAttri == -1) {
-    return FALSE;
-  }
-  return (dwAttri & FILE_ATTRIBUTE_DIRECTORY) == 0;
-}
-FX_BOOL FX_File_Exist(const CFX_WideStringC& fileName) {
-  FX_DWORD dwAttri = ::GetFileAttributesW((LPCWSTR)fileName.GetPtr());
-  if (dwAttri == -1) {
-    return FALSE;
-  }
-  return (dwAttri & FILE_ATTRIBUTE_DIRECTORY) == 0;
-}
 IFXCRT_FileAccess* FXCRT_FileAccess_Create() {
   return new CFXCRT_FileAccess_Win64;
 }
@@ -183,28 +169,4 @@ FX_BOOL CFXCRT_FileAccess_Win64::Truncate(FX_FILESIZE szFile) {
   }
   return ::SetEndOfFile(m_hFile);
 }
-FX_BOOL FX_File_Delete(const CFX_ByteStringC& fileName) {
-  return ::DeleteFileA(fileName.GetCStr());
-}
-FX_BOOL FX_File_Delete(const CFX_WideStringC& fileName) {
-  return ::DeleteFileW((LPCWSTR)fileName.GetPtr());
-}
-FX_BOOL FX_File_Copy(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  return ::CopyFileA(fileNameSrc.GetCStr(), fileNameDst.GetCStr(), FALSE);
-}
-FX_BOOL FX_File_Copy(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return ::CopyFileW((LPCWSTR)fileNameSrc.GetPtr(),
-                     (LPCWSTR)fileNameDst.GetPtr(), FALSE);
-}
-FX_BOOL FX_File_Move(const CFX_ByteStringC& fileNameSrc,
-                     const CFX_ByteStringC& fileNameDst) {
-  return ::MoveFileA(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
-}
-FX_BOOL FX_File_Move(const CFX_WideStringC& fileNameSrc,
-                     const CFX_WideStringC& fileNameDst) {
-  return ::MoveFileW((LPCWSTR)fileNameSrc.GetPtr(),
-                     (LPCWSTR)fileNameDst.GetPtr());
-}
 #endif