Add WebKitUnitTestSupport::readFromFile and deprecate all PlatformFileHandle related methods

Source/core/platform/FileSystem.h

 /*
  * Copyright (C) 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Collabora, Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 20 matching lines @@
 #define FileSystem_h
 
 #include <time.h>
 #include "wtf/Forward.h"
 #include "wtf/MathExtras.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-#if OS(WINDOWS)
-typedef void *HANDLE;
-typedef HANDLE PlatformFileHandle;
-#else
-typedef int PlatformFileHandle;
-#endif
-
-enum FileOpenMode {
-    OpenForRead = 0,
-    OpenForWrite
-};
-
 struct FileMetadata;
 
 bool getFileSize(const String&, long long& result);
 bool getFileModificationTime(const String&, time_t& result);
 bool getFileMetadata(const String&, FileMetadata&);
 String directoryName(const String&);
 
 inline double invalidFileTime() { return std::numeric_limits<double>::quiet_NaN(); }
 inline bool isValidFileTime(double time) { return std::isfinite(time); }
 
-// FIXME: Only used by test code, move them into WebUnitTestSupport.
-PlatformFileHandle openFile(const String& path, FileOpenMode);
-void closeFile(PlatformFileHandle&);
-// Returns number of bytes actually written if successful, -1 otherwise.
-int readFromFile(PlatformFileHandle, char* data, int length);
-
 } // namespace WebCore
 
 #endif // FileSystem_h