hunspell: Cleanup to fix the header include guards under google/ directory.

third_party/hunspell/google/bdict_writer.h

 // Copyright (c) 2011 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 CHROME_THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H__
-#define CHROME_THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H__
+#ifndef THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H_
+#define THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 
 namespace hunspell {
 
 class DicNode;
 
@@ skipping 43 matching lines @@
   std::vector<std::string> other_commands_;
 
   // Root of the generated trie. Filled by SetWords.
   DicNode* trie_root_;
 
   DISALLOW_COPY_AND_ASSIGN(BDictWriter);
 };
 
 }  // namespace hunspell
 
-#endif  // CHROME_THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H__
+#endif  // THIRD_PARTY_HUNSPELL_GOOGLE_BDICT_WRITER_H_