Cleanup Chrome's LevelDB env to conform to C++ style guidelines.

third_party/leveldatabase/env_chromium_win.cc

Index: third_party/leveldatabase/env_chromium_win.cc
diff --git a/third_party/leveldatabase/env_chromium_win.cc b/third_party/leveldatabase/env_chromium_win.cc
index 1b8da17ae3680da968bd27419cd3d447356887cd..8ec9122d1ae419f733eec101e120060931b72446 100644
--- a/third_party/leveldatabase/env_chromium_win.cc
+++ b/third_party/leveldatabase/env_chromium_win.cc
@@ -2,16 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file. See the AUTHORS file for names of contributors.
 
+#include "third_party/leveldatabase/env_chromium_win.h"
+
 #include "base/debug/trace_event.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/win_util.h"
-#include "chromium_logger.h"
-#include "env_chromium_stdio.h"
-#include "env_chromium_win.h"
-
-using namespace leveldb;
+#include "third_party/leveldatabase/chromium_logger.h"
+#include "third_party/leveldatabase/env_chromium_stdio.h"
 
 namespace leveldb_env {