Use stdint.h types throughout PDFium.

core/include/fxcrt/fx_stream.h

 // 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 CORE_INCLUDE_FXCRT_FX_STREAM_H_
 #define CORE_INCLUDE_FXCRT_FX_STREAM_H_
 
 #include "fx_memory.h"
 #include "fx_string.h"
 
 void* FX_OpenFolder(FX_LPCSTR path);
 void* FX_OpenFolder(FX_LPCWSTR path);
 FX_BOOL FX_GetNextFile(void* handle, CFX_ByteString& filename, FX_BOOL& bFolder);
 FX_BOOL FX_GetNextFile(void* handle, CFX_WideString& filename, FX_BOOL& bFolder);
 void FX_CloseFolder(void* handle);
 FX_WCHAR FX_GetFolderSeparator();
 typedef struct FX_HFILE_ {
     FX_LPVOID pData;
 }* FX_HFILE;
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-#define FX_FILESIZE                     FX_INT32
+#define FX_FILESIZE                     int32_t
 #else
 #include <fcntl.h>
 #include <unistd.h>
 #include <sys/stat.h>
 #ifndef O_BINARY
 #define O_BINARY                0
 #endif
 #ifndef O_LARGEFILE
 #define O_LARGEFILE             0
 #endif
 #define FX_FILESIZE                     off_t
 #endif
 #define FX_GETBYTEOFFSET32(a)   0
 #define FX_GETBYTEOFFSET40(a)   0
 #define FX_GETBYTEOFFSET48(a)   0
 #define FX_GETBYTEOFFSET56(a)   0
-#define FX_GETBYTEOFFSET24(a)  ((FX_BYTE)(a>>24))
-#define FX_GETBYTEOFFSET16(a)  ((FX_BYTE)(a>>16))
-#define FX_GETBYTEOFFSET8(a)   ((FX_BYTE)(a>>8))
-#define FX_GETBYTEOFFSET0(a)   ((FX_BYTE)(a))
+#define FX_GETBYTEOFFSET24(a)  ((uint8_t)(a>>24))
+#define FX_GETBYTEOFFSET16(a)  ((uint8_t)(a>>16))
+#define FX_GETBYTEOFFSET8(a)   ((uint8_t)(a>>8))
+#define FX_GETBYTEOFFSET0(a)   ((uint8_t)(a))
 #define FX_FILEMODE_Write               0
 #define FX_FILEMODE_ReadOnly    1
 #define FX_FILEMODE_Truncate    2
 FX_HFILE        FX_File_Open(FX_BSTR fileName, FX_DWORD dwMode);
 FX_HFILE        FX_File_Open(FX_WSTR fileName, FX_DWORD dwMode);
 void            FX_File_Close(FX_HFILE hFile);
 FX_FILESIZE     FX_File_GetSize(FX_HFILE hFile);
 FX_FILESIZE     FX_File_GetPosition(FX_HFILE hFile);
 FX_FILESIZE     FX_File_SetPosition(FX_HFILE hFile, FX_FILESIZE pos);
 size_t          FX_File_Read(FX_HFILE hFile, void* pBuffer, size_t szBuffer);
@@ skipping 141 matching lines @@
     virtual FX_BOOL                     ReadNextBlock(FX_BOOL bRestart = FALSE) = 0;
 
     virtual FX_LPCBYTE          GetBlockBuffer() = 0;
 
     virtual size_t                      GetBlockSize() = 0;
 
     virtual FX_FILESIZE         GetBlockOffset() = 0;
 };
 
 #endif  // CORE_INCLUDE_FXCRT_FX_STREAM_H_