Adds a modified copy of talk/base to webrtc/base. It is the first step in
migrating talk/base to webrtc/base.

BUG=N/A
R=niklas.enbom@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/17479005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@6129 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/base/diskcache_win32.h b/base/diskcache_win32.h
new file mode 100644
index 0000000..42cb9b0
--- /dev/null
+++ b/base/diskcache_win32.h
@@ -0,0 +1,29 @@
+/*
+ *  Copyright 2006 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_BASE_DISKCACHEWIN32_H__
+#define WEBRTC_BASE_DISKCACHEWIN32_H__
+
+#include "webrtc/base/diskcache.h"
+
+namespace rtc {
+
+class DiskCacheWin32 : public DiskCache {
+ protected:
+  virtual bool InitializeEntries();
+  virtual bool PurgeFiles();
+
+  virtual bool FileExists(const std::string& filename) const;
+  virtual bool DeleteFile(const std::string& filename) const;
+};
+
+}
+
+#endif  // WEBRTC_BASE_DISKCACHEWIN32_H__