Move GetFreeDiskSpace to SysInfo.

net/disk_cache/cache_util_win.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/disk_cache/cache_util.h"
 
 #include <windows.h>
 
 #include "base/logging.h"
 #include "base/scoped_handle.h"
@@ skipping 20 matching lines @@
     std::wstring current(adjusted_path);
     current += data.cFileName;
     DeleteFile(current.c_str());
   } while (FindNextFile(handle, &data));
 }
 
 }  // namespace
 
 namespace disk_cache {
 
-int64 GetFreeDiskSpace(const std::wstring& path) {
-  ULARGE_INTEGER available, total, free;
-  if (!GetDiskFreeSpaceExW(path.c_str(), &available, &total, &free)) {
-    return -1;
-  }
-  int64 rv = static_cast<int64>(available.QuadPart);
-  if (rv < 0)
-    rv = kint64max;
-  return rv;
-}
-
 bool MoveCache(const std::wstring& from_path, const std::wstring& to_path) {
   // I don't want to use the shell version of move because if something goes
   // wrong, that version will attempt to move file by file and fail at the end.
   if (!MoveFileEx(from_path.c_str(), to_path.c_str(), 0)) {
     LOG(ERROR) << "Unable to move the cache: " << GetLastError();
     return false;
   }
   return true;
 }
 
@@ skipping 16 matching lines @@
     // The idea is to let other threads do usefull work and at the same time
     // allow more than one IO to finish... 20 mS later, we process all queued
     // APCs and see if we have to repeat the wait.
     Sleep(20);
     SleepEx(0, TRUE);
   }
 }
 
 }  // namespace disk_cache