Unrevert r245135 "Created new Windows LevelDB environment."

third_party/leveldatabase/leveldb_switches.h

Index: third_party/leveldatabase/leveldb_switches.h
diff --git a/third_party/leveldatabase/leveldb_switches.h b/third_party/leveldatabase/leveldb_switches.h
new file mode 100644
index 0000000000000000000000000000000000000000..edd4f11480b68566b44b52d302c21a2ae3662193
--- /dev/null
+++ b/third_party/leveldatabase/leveldb_switches.h
@@ -0,0 +1,17 @@
+// Copyright 2013 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.
+
+#ifndef LEVELDB_SWITCHES_H_
+#define LEVELDB_SWITCHES_H_
+
+namespace switches {
+
+extern const char kLevelDbEnv[];
+extern const char kLevelDbEnvDefault[];
+extern const char kLevelDbEnvPosix[];
+extern const char kLevelDbEnvWin32[];
+
+}  // namespace switches
+
+#endif  // LEVELDB_SWITCHES_H_