Clean up fx_basic_util a little

core/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_FXCRT_FX_STREAM_H_
 #define CORE_FXCRT_FX_STREAM_H_
 
 #include "core/fxcrt/fx_string.h"
 #include "core/fxcrt/fx_system.h"
 
 void* FX_OpenFolder(const FX_CHAR* path);
-void* FX_OpenFolder(const FX_WCHAR* 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);
+bool FX_GetNextFile(void* handle, CFX_ByteString& filename, bool& bFolder);

[Tom Sepez, 2016/10/12 21:02:56]

can this be const CFX_BytString& filename?
can this be bool* bFolder?

[npm, 2016/10/12 22:13:19]

Cannot be const. Changed to CFX_BytString* filename.
Done.

 void FX_CloseFolder(void* handle);
 FX_WCHAR FX_GetFolderSeparator();
 
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
 #define FX_FILESIZE int32_t
 #else
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <unistd.h>
 
@@ skipping 122 matching lines @@
   FX_FILESIZE GetPosition() override = 0;
   size_t ReadBlock(void* buffer, size_t size) override = 0;
 
   virtual FX_BOOL ReadNextBlock(FX_BOOL bRestart = FALSE) = 0;
   virtual const uint8_t* GetBlockBuffer() = 0;
   virtual size_t GetBlockSize() = 0;
   virtual FX_FILESIZE GetBlockOffset() = 0;
 };
 
 #endif  // CORE_FXCRT_FX_STREAM_H_